56272136 has 8 divisors (see below), whose sum is σ = 105510270. Its totient is φ = 28136064.

The previous prime is 56272133. The next prime is 56272141. The reversal of 56272136 is 63127265.

It can be written as a sum of positive squares in only one way, i.e., 33709636 + 22562500 = 5806^2 + 4750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (56272133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3517001 + ... + 3517016.

Almost surely, 2^56272136 is an apocalyptic number.

It is an amenable number.

56272136 is a deficient number, since it is larger than the sum of its proper divisors (49238134).

56272136 is a wasteful number, since it uses less digits than its factorization.

56272136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7034023 (or 7034019 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 56272136 is about 7501.4755881760. The cubic root of 56272136 is about 383.2049704218.

The spelling of 56272136 in words is "fifty-six million, two hundred seventy-two thousand, one hundred thirty-six".