507525828 has 24 divisors (see below), whose sum is σ = 1188737088. Its totient is φ = 168530976.

The previous prime is 507525817. The next prime is 507525829. The reversal of 507525828 is 828525705.

It is a self number, because there is not a number n which added to its sum of digits gives 507525828.

It is not an unprimeable number, because it can be changed into a prime (507525829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77251 + ... + 83562.

It is an arithmetic number, because the mean of its divisors is an integer number (49530712).

Almost surely, 2^507525828 is an apocalyptic number.

It is an amenable number.

507525828 is an abundant number, since it is smaller than the sum of its proper divisors (681211260).

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

507525828 is a wasteful number, since it uses less digits than its factorization.

507525828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161083 (or 161081 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 42.

The square root of 507525828 is about 22528.3338931222. Note that the first 3 decimals coincide. The cubic root of 507525828 is about 797.6628810760.

It can be divided in two parts, 5075 and 25828, that added together give a palindrome (30903).

The spelling of 507525828 in words is "five hundred seven million, five hundred twenty-five thousand, eight hundred twenty-eight".