56418122 has 4 divisors (see below), whose sum is σ = 84627186. Its totient is φ = 28209060.

The previous prime is 56418119. The next prime is 56418139. The reversal of 56418122 is 22181465.

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

It can be written as a sum of positive squares in only one way, i.e., 50993881 + 5424241 = 7141^2 + 2329^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14104529 + ... + 14104532.

Almost surely, 2^56418122 is an apocalyptic number.

56418122 is a deficient number, since it is larger than the sum of its proper divisors (28209064).

56418122 is a wasteful number, since it uses less digits than its factorization.

56418122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28209063.

The product of its digits is 3840, while the sum is 29.

The square root of 56418122 is about 7511.1997710086. The cubic root of 56418122 is about 383.5360653318.

Adding to 56418122 its reverse (22181465), we get a palindrome (78599587).

The spelling of 56418122 in words is "fifty-six million, four hundred eighteen thousand, one hundred twenty-two".