56772126 has 48 divisors (see below), whose sum is σ = 129008880. Its totient is φ = 18023040.

The previous prime is 56772109. The next prime is 56772137. The reversal of 56772126 is 62127765.

56772126 is a `hidden beast` number, since 567 + 72 + 1 + 26 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30840 + ... + 32628.

It is an arithmetic number, because the mean of its divisors is an integer number (2687685).

Almost surely, 2^56772126 is an apocalyptic number.

56772126 is an abundant number, since it is smaller than the sum of its proper divisors (72236754).

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

56772126 is a wasteful number, since it uses less digits than its factorization.

56772126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1878 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 56772126 is about 7534.7279977448. The cubic root of 56772126 is about 384.3365782734.

The spelling of 56772126 in words is "fifty-six million, seven hundred seventy-two thousand, one hundred twenty-six".