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5244642 = 2331331241
BaseRepresentation
bin10100000000011011100010
3100212110022000
4110000123202
52320312032
6304224430
762402334
oct24003342
910773260
105244642
112a62417
12190b116
131118250
149a7454
156d8e7c
hex5006e2

5244642 has 64 divisors (see below), whose sum is σ = 13009920. Its totient is φ = 1555200.

The previous prime is 5244641. The next prime is 5244643. The reversal of 5244642 is 2464425.

It is an interprime number because it is at equal distance from previous prime (5244641) and next prime (5244643).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (5244641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21642 + ... + 21882.

It is an arithmetic number, because the mean of its divisors is an integer number (203280).

Almost surely, 25244642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5244642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6504960).

5244642 is an abundant number, since it is smaller than the sum of its proper divisors (7765278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5244642 is a wasteful number, since it uses less digits than its factorization.

5244642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 290 counting only the distinct ones).

The product of its digits is 7680, while the sum is 27.

The square root of 5244642 is about 2290.1183375538. The cubic root of 5244642 is about 173.7421865610.

It can be divided in two parts, 5244 and 642, that added together give a triangular number (5886 = T108).

The spelling of 5244642 in words is "five million, two hundred forty-four thousand, six hundred forty-two".

Divisors: 1 2 3 6 9 13 18 26 27 31 39 54 62 78 93 117 186 234 241 279 351 403 482 558 702 723 806 837 1209 1446 1674 2169 2418 3133 3627 4338 6266 6507 7254 7471 9399 10881 13014 14942 18798 21762 22413 28197 44826 56394 67239 84591 97123 134478 169182 194246 201717 291369 403434 582738 874107 1748214 2622321 5244642