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4490382 = 2313232503
BaseRepresentation
bin10001001000010010001110
322110010122110
4101020102032
52122143012
6240124450
753111331
oct21102216
98403573
104490382
112597766
121606726
13c12b40
1484c618
155da73c
hex44848e

4490382 has 32 divisors (see below), whose sum is σ = 10096128. Its totient is φ = 1321056.

The previous prime is 4490377. The next prime is 4490399. The reversal of 4490382 is 2830944.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543 + ... + 3045.

It is an arithmetic number, because the mean of its divisors is an integer number (315504).

Almost surely, 24490382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4490382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5048064).

4490382 is an abundant number, since it is smaller than the sum of its proper divisors (5605746).

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

4490382 is a wasteful number, since it uses less digits than its factorization.

4490382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 4490382 is about 2119.0521465976. The cubic root of 4490382 is about 164.9786565597.

The spelling of 4490382 in words is "four million, four hundred ninety thousand, three hundred eighty-two".

Divisors: 1 2 3 6 13 23 26 39 46 69 78 138 299 598 897 1794 2503 5006 7509 15018 32539 57569 65078 97617 115138 172707 195234 345414 748397 1496794 2245191 4490382