56223632 has 10 divisors (see below), whose sum is σ = 108933318. Its totient is φ = 28111808.

The previous prime is 56223623. The next prime is 56223647. The reversal of 56223632 is 23632265.

It can be written as a sum of positive squares in only one way, i.e., 52475536 + 3748096 = 7244^2 + 1936^2 .

It is a super-2 number, since 2×56223632² = 6322193590542848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56223595 and 56223604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1756973 + ... + 1757004.

Almost surely, 2^56223632 is an apocalyptic number.

It is an amenable number.

56223632 is a deficient number, since it is larger than the sum of its proper divisors (52709686).

56223632 is a wasteful number, since it uses less digits than its factorization.

56223632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513985 (or 3513979 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 56223632 is about 7498.2419272787. The cubic root of 56223632 is about 383.0948370702.

Adding to 56223632 its reverse (23632265), we get a palindrome (79855897).

The spelling of 56223632 in words is "fifty-six million, two hundred twenty-three thousand, six hundred thirty-two".