56223413 has 4 divisors (see below), whose sum is σ = 59182560. Its totient is φ = 53264268.

The previous prime is 56223397. The next prime is 56223439. The reversal of 56223413 is 31432265.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56223413 - 2⁴ = 56223397 is a prime.

It is a super-2 number, since 2×56223413² = 6322144338737138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56223473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479545 + ... + 1479582.

It is an arithmetic number, because the mean of its divisors is an integer number (14795640).

Almost surely, 2^56223413 is an apocalyptic number.

It is an amenable number.

56223413 is a deficient number, since it is larger than the sum of its proper divisors (2959147).

56223413 is a wasteful number, since it uses less digits than its factorization.

56223413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959146.

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

The square root of 56223413 is about 7498.2273238413. The cubic root of 56223413 is about 383.0943396644.

Adding to 56223413 its reverse (31432265), we get a palindrome (87655678).

The spelling of 56223413 in words is "fifty-six million, two hundred twenty-three thousand, four hundred thirteen".