904528 has 10 divisors (see below), whose sum is σ = 1752554. Its totient is φ = 452256.

The previous prime is 904523. The next prime is 904531. The reversal of 904528 is 825409.

It is a happy number.

904528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 529984 + 374544 = 728^2 + 612^2 .

It is a junction number, because it is equal to n+sod(n) for n = 904496 and 904505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (904523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28251 + ... + 28282.

2⁹⁰⁴⁵²⁸ is an apocalyptic number.

It is an amenable number.

904528 is a deficient number, since it is larger than the sum of its proper divisors (848026).

904528 is a wasteful number, since it uses less digits than its factorization.

904528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56541 (or 56535 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 904528 is about 951.0667694752. The cubic root of 904528 is about 96.7105838233.

The spelling of 904528 in words is "nine hundred four thousand, five hundred twenty-eight".