56538422 has 4 divisors (see below), whose sum is σ = 84807636. Its totient is φ = 28269210.

The previous prime is 56538401. The next prime is 56538431. The reversal of 56538422 is 22483565.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14134604 + ... + 14134607.

It is an arithmetic number, because the mean of its divisors is an integer number (21201909).

Almost surely, 2^56538422 is an apocalyptic number.

56538422 is a deficient number, since it is larger than the sum of its proper divisors (28269214).

56538422 is a wasteful number, since it uses less digits than its factorization.

56538422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28269213.

The product of its digits is 57600, while the sum is 35.

The square root of 56538422 is about 7519.2035482490. The cubic root of 56538422 is about 383.8084756353.

The spelling of 56538422 in words is "fifty-six million, five hundred thirty-eight thousand, four hundred twenty-two".