56975505 has 8 divisors (see below), whose sum is σ = 91160832. Its totient is φ = 30386928.

The previous prime is 56975453. The next prime is 56975519. The reversal of 56975505 is 50557965.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56975505 - 2⁸ = 56975249 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1899169 + ... + 1899198.

It is an arithmetic number, because the mean of its divisors is an integer number (11395104).

Almost surely, 2^56975505 is an apocalyptic number.

It is an amenable number.

56975505 is a deficient number, since it is larger than the sum of its proper divisors (34185327).

56975505 is a wasteful number, since it uses less digits than its factorization.

56975505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798375.

The product of its (nonzero) digits is 236250, while the sum is 42.

The square root of 56975505 is about 7548.2120399469. The cubic root of 56975505 is about 384.7949771382.

The spelling of 56975505 in words is "fifty-six million, nine hundred seventy-five thousand, five hundred five".