55692520 has 32 divisors (see below), whose sum is σ = 134948520. Its totient is φ = 20563200.

The previous prime is 55692517. The next prime is 55692541. The reversal of 55692520 is 2529655.

55692520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 18164644 + 37527876 = 4262^2 + 6126^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53031 + ... + 54070.

Almost surely, 2^55692520 is an apocalyptic number.

It is an amenable number.

55692520 is an abundant number, since it is smaller than the sum of its proper divisors (79256000).

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

55692520 is a wasteful number, since it uses less digits than its factorization.

55692520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107125 (or 107121 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 55692520 is about 7462.7421233753. The cubic root of 55692520 is about 381.8847271495.

The spelling of 55692520 in words is "fifty-five million, six hundred ninety-two thousand, five hundred twenty".