56214243 has 20 divisors (see below), whose sum is σ = 84758080. Its totient is φ = 37126512.

The previous prime is 56214229. The next prime is 56214247. The reversal of 56214243 is 34241265.

It is not a de Polignac number, because 56214243 - 2⁴ = 56214227 is a prime.

It is a super-2 number, since 2×56214243² = 6320082232126098, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56214247) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5646 + ... + 12012.

It is an arithmetic number, because the mean of its divisors is an integer number (4237904).

Almost surely, 2^56214243 is an apocalyptic number.

56214243 is a deficient number, since it is larger than the sum of its proper divisors (28543837).

56214243 is a wasteful number, since it uses less digits than its factorization.

56214243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6488 (or 6479 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 56214243 is about 7497.6158210460. The cubic root of 56214243 is about 383.0735110575.

The spelling of 56214243 in words is "fifty-six million, two hundred fourteen thousand, two hundred forty-three".