56277556 has 12 divisors (see below), whose sum is σ = 98838180. Its totient is φ = 28038080.

The previous prime is 56277553. The next prime is 56277589. The reversal of 56277556 is 65577265.

It can be written as a sum of positive squares in 2 ways, for example, as 39187600 + 17089956 = 6260^2 + 4134^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56277553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23911 + ... + 26158.

It is an arithmetic number, because the mean of its divisors is an integer number (8236515).

Almost surely, 2^56277556 is an apocalyptic number.

It is an amenable number.

56277556 is a deficient number, since it is larger than the sum of its proper divisors (42560624).

56277556 is a wasteful number, since it uses less digits than its factorization.

56277556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50354 (or 50352 counting only the distinct ones).

The product of its digits is 441000, while the sum is 43.

The square root of 56277556 is about 7501.8368417342. The cubic root of 56277556 is about 383.2172731611.

The spelling of 56277556 in words is "fifty-six million, two hundred seventy-seven thousand, five hundred fifty-six".