56277375 has 64 divisors (see below), whose sum is σ = 116812800. Its totient is φ = 23376000.

The previous prime is 56277367. The next prime is 56277401. The reversal of 56277375 is 57377265.

It is not a de Polignac number, because 56277375 - 2³ = 56277367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27901 + ... + 29849.

It is an arithmetic number, because the mean of its divisors is an integer number (1825200).

Almost surely, 2^56277375 is an apocalyptic number.

56277375 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56277375 is an abundant number, since it is smaller than the sum of its proper divisors (60535425).

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

56277375 is a wasteful number, since it uses less digits than its factorization.

56277375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985 (or 1975 counting only the distinct ones).

The product of its digits is 308700, while the sum is 42.

The square root of 56277375 is about 7501.8247780123. The cubic root of 56277375 is about 383.2168623259.

The spelling of 56277375 in words is "fifty-six million, two hundred seventy-seven thousand, three hundred seventy-five".