523125504 has 108 divisors (see below), whose sum is σ = 1645497672. Its totient is φ = 158515200.

The previous prime is 523125469. The next prime is 523125521. The reversal of 523125504 is 405521325.

It is a happy 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, 15024 + ... + 35664.

Almost surely, 2^523125504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 523125504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (822748836).

523125504 is an abundant number, since it is smaller than the sum of its proper divisors (1122372168).

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

523125504 is a wasteful number, since it uses less digits than its factorization.

523125504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20674 (or 20657 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 523125504 is about 22871.9370408367. The cubic root of 523125504 is about 805.7530620067.

Adding to 523125504 its reverse (405521325), we get a palindrome (928646829).

The spelling of 523125504 in words is "five hundred twenty-three million, one hundred twenty-five thousand, five hundred four".