56772055 has 8 divisors (see below), whose sum is σ = 68788512. Its totient is φ = 44976288.

The previous prime is 56772049. The next prime is 56772059. The reversal of 56772055 is 55027765.

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

It is a cyclic number.

It is not a de Polignac number, because 56772055 - 2³ = 56772047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56772059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54604 + ... + 55633.

It is an arithmetic number, because the mean of its divisors is an integer number (8598564).

Almost surely, 2^56772055 is an apocalyptic number.

56772055 is a deficient number, since it is larger than the sum of its proper divisors (12016457).

56772055 is a wasteful number, since it uses less digits than its factorization.

56772055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110345.

The product of its (nonzero) digits is 73500, while the sum is 37.

The square root of 56772055 is about 7534.7232862262. The cubic root of 56772055 is about 384.3364180544.

The spelling of 56772055 in words is "fifty-six million, seven hundred seventy-two thousand, fifty-five".