525636396 has 36 divisors (see below), whose sum is σ = 1406851992. Its totient is φ = 164905344.

The previous prime is 525636383. The next prime is 525636401. The reversal of 525636396 is 693636525.

525636396 is a `hidden beast` number, since 5 + 2 + 5 + 6 + 3 + 639 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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, 428830 + ... + 430053.

It is an arithmetic number, because the mean of its divisors is an integer number (39079222).

Almost surely, 2^525636396 is an apocalyptic number.

It is an amenable number.

525636396 is an abundant number, since it is smaller than the sum of its proper divisors (881215596).

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

525636396 is a wasteful number, since it uses less digits than its factorization.

525636396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858910 (or 858905 counting only the distinct ones).

The product of its digits is 874800, while the sum is 45.

The square root of 525636396 is about 22926.7615680889. The cubic root of 525636396 is about 807.0401531501.

The spelling of 525636396 in words is "five hundred twenty-five million, six hundred thirty-six thousand, three hundred ninety-six".