56252216 has 8 divisors (see below), whose sum is σ = 105472920. Its totient is φ = 28126104.

The previous prime is 56252177. The next prime is 56252219. The reversal of 56252216 is 61225265.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56252219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3515756 + ... + 3515771.

It is an arithmetic number, because the mean of its divisors is an integer number (13184115).

Almost surely, 2^56252216 is an apocalyptic number.

It is an amenable number.

56252216 is a deficient number, since it is larger than the sum of its proper divisors (49220704).

56252216 is a wasteful number, since it uses less digits than its factorization.

56252216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7031533 (or 7031529 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 56252216 is about 7500.1477318784. The cubic root of 56252216 is about 383.1597476617.

The spelling of 56252216 in words is "fifty-six million, two hundred fifty-two thousand, two hundred sixteen".