56291975 has 12 divisors (see below), whose sum is σ = 71505840. Its totient is φ = 43934400.

The previous prime is 56291969. The next prime is 56292013. The reversal of 56291975 is 57919265.

It is a happy number.

It is not a de Polignac number, because 56291975 - 2¹⁰ = 56290951 is a prime.

It is a congruent number.

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, 26435 + ... + 28484.

It is an arithmetic number, because the mean of its divisors is an integer number (5958820).

Almost surely, 2^56291975 is an apocalyptic number.

56291975 is a deficient number, since it is larger than the sum of its proper divisors (15213865).

56291975 is a wasteful number, since it uses less digits than its factorization.

56291975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54970 (or 54965 counting only the distinct ones).

The product of its digits is 170100, while the sum is 44.

The square root of 56291975 is about 7502.7978114834. The cubic root of 56291975 is about 383.2499986880.

The spelling of 56291975 in words is "fifty-six million, two hundred ninety-one thousand, nine hundred seventy-five".