56224136 has 8 divisors (see below), whose sum is σ = 105420270. Its totient is φ = 28112064.

The previous prime is 56224123. The next prime is 56224139. The reversal of 56224136 is 63142265.

56224136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 30316036 + 25908100 = 5506^2 + 5090^2 .

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

It is a super-2 number, since 2×56224136² = 6322306937892992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56224099 and 56224108.

It is not an unprimeable number, because it can be changed into a prime (56224139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3514001 + ... + 3514016.

Almost surely, 2^56224136 is an apocalyptic number.

It is an amenable number.

56224136 is a deficient number, since it is larger than the sum of its proper divisors (49196134).

56224136 is a wasteful number, since it uses less digits than its factorization.

56224136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7028023 (or 7028019 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 56224136 is about 7498.2755350814. The cubic root of 56224136 is about 383.0959817799.

The spelling of 56224136 in words is "fifty-six million, two hundred twenty-four thousand, one hundred thirty-six".