56223132 has 48 divisors (see below), whose sum is σ = 156452352. Its totient is φ = 15364800.

The previous prime is 56223127. The next prime is 56223149. The reversal of 56223132 is 23132265.

It is a super-2 number, since 2×56223132² = 6322081143778848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12619 + ... + 16482.

It is an arithmetic number, because the mean of its divisors is an integer number (3259424).

Almost surely, 2^56223132 is an apocalyptic number.

It is an amenable number.

56223132 is an abundant number, since it is smaller than the sum of its proper divisors (100229220).

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

56223132 is a wasteful number, since it uses less digits than its factorization.

56223132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29138 (or 29136 counting only the distinct ones).

The product of its digits is 2160, while the sum is 24.

The square root of 56223132 is about 7498.2085860557. The cubic root of 56223132 is about 383.0937014387.

Adding to 56223132 its reverse (23132265), we get a palindrome (79355397).

The spelling of 56223132 in words is "fifty-six million, two hundred twenty-three thousand, one hundred thirty-two".