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5378238 = 23433199
BaseRepresentation
bin10100100001000010111110
3101010020120000
4110201002332
52334100423
6311135130
763466665
oct24410276
911106500
105378238
113043828
1219744a6
131163cb8
149ddddc
15713843
hex5210be

5378238 has 20 divisors (see below), whose sum is σ = 12051600. Its totient is φ = 1792692.

The previous prime is 5378237. The next prime is 5378267. The reversal of 5378238 is 8328735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5378231) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 16438 + ... + 16761.

It is an arithmetic number, because the mean of its divisors is an integer number (602580).

Almost surely, 25378238 is an apocalyptic number.

5378238 is an abundant number, since it is smaller than the sum of its proper divisors (6673362).

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

5378238 is a wasteful number, since it uses less digits than its factorization.

5378238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33213 (or 33204 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 5378238 is about 2319.1028437739. The cubic root of 5378238 is about 175.2050711612.

The spelling of 5378238 in words is "five million, three hundred seventy-eight thousand, two hundred thirty-eight".

Divisors: 1 2 3 6 9 18 27 54 81 162 33199 66398 99597 199194 298791 597582 896373 1792746 2689119 5378238