55286422 has 16 divisors (see below), whose sum is σ = 85536000. Its totient is φ = 26787880.

The previous prime is 55286419. The next prime is 55286443. The reversal of 55286422 is 22468255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5079 + ... + 11677.

It is an arithmetic number, because the mean of its divisors is an integer number (5346000).

Almost surely, 2^55286422 is an apocalyptic number.

55286422 is a deficient number, since it is larger than the sum of its proper divisors (30249578).

55286422 is a wasteful number, since it uses less digits than its factorization.

55286422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6731.

The product of its digits is 38400, while the sum is 34.

The square root of 55286422 is about 7435.4839788678. The cubic root of 55286422 is about 380.9542544903.

The spelling of 55286422 in words is "fifty-five million, two hundred eighty-six thousand, four hundred twenty-two".