56671575 has 36 divisors (see below), whose sum is σ = 95853240. Its totient is φ = 29544320.

The previous prime is 56671567. The next prime is 56671583. The reversal of 56671575 is 57517665.

It is an interprime number because it is at equal distance from previous prime (56671567) and next prime (56671583).

It is not a de Polignac number, because 56671575 - 2³ = 56671567 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 210541 + ... + 210809.

It is an arithmetic number, because the mean of its divisors is an integer number (2662590).

Almost surely, 2^56671575 is an apocalyptic number.

56671575 is a deficient number, since it is larger than the sum of its proper divisors (39181665).

56671575 is a wasteful number, since it uses less digits than its factorization.

56671575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 330 counting only the distinct ones).

The product of its digits is 220500, while the sum is 42.

The square root of 56671575 is about 7528.0525370111. The cubic root of 56671575 is about 384.1095404182.

The spelling of 56671575 in words is "fifty-six million, six hundred seventy-one thousand, five hundred seventy-five".