56133224 has 24 divisors (see below), whose sum is σ = 122434290. Its totient is φ = 24056928.

The previous prime is 56133197. The next prime is 56133227. The reversal of 56133224 is 42233165.

It can be written as a sum of positive squares in only one way, i.e., 56100100 + 33124 = 7490^2 + 182^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56133193 and 56133202.

It is not an unprimeable number, because it can be changed into a prime (56133227) 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 in 5 ways as a sum of consecutive naturals, for example, 71207 + ... + 71990.

Almost surely, 2^56133224 is an apocalyptic number.

It is an amenable number.

56133224 is an abundant number, since it is smaller than the sum of its proper divisors (66301066).

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

56133224 is a wasteful number, since it uses less digits than its factorization.

56133224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143217 (or 143206 counting only the distinct ones).

The product of its digits is 4320, while the sum is 26.

The square root of 56133224 is about 7492.2108886496. The cubic root of 56133224 is about 382.8893871686.

Adding to 56133224 its reverse (42233165), we get a palindrome (98366389).

The spelling of 56133224 in words is "fifty-six million, one hundred thirty-three thousand, two hundred twenty-four".