901604525 has 12 divisors (see below), whose sum is σ = 1141778112. Its totient is φ = 705936240.

The previous prime is 901604507. The next prime is 901604533. The reversal of 901604525 is 525406109.

It is a happy number.

It is not a de Polignac number, because 901604525 - 2⁸ = 901604269 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 901604491 and 901604500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 382487 + ... + 384836.

It is an arithmetic number, because the mean of its divisors is an integer number (95148176).

Almost surely, 2^901604525 is an apocalyptic number.

It is an amenable number.

901604525 is a deficient number, since it is larger than the sum of its proper divisors (240173587).

901604525 is a wasteful number, since it uses less digits than its factorization.

901604525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767380 (or 767375 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 901604525 is about 30026.7301749624. The cubic root of 901604525 is about 966.0628039217.

The spelling of 901604525 in words is "nine hundred one million, six hundred four thousand, five hundred twenty-five".