920525804 has 12 divisors (see below), whose sum is σ = 1757367528. Its totient is φ = 418420800.

The previous prime is 920525791. The next prime is 920525833. The reversal of 920525804 is 408525029.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10460477 + ... + 10460564.

It is an arithmetic number, because the mean of its divisors is an integer number (146447294).

Almost surely, 2^920525804 is an apocalyptic number.

It is an amenable number.

920525804 is a deficient number, since it is larger than the sum of its proper divisors (836841724).

920525804 is a wasteful number, since it uses less digits than its factorization.

920525804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20921056 (or 20921054 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 920525804 is about 30340.1681603778. The cubic root of 920525804 is about 972.7740775600.

The spelling of 920525804 in words is "nine hundred twenty million, five hundred twenty-five thousand, eight hundred four".