55922154 has 32 divisors (see below), whose sum is σ = 117172224. Its totient is φ = 17759280.

The previous prime is 55922143. The next prime is 55922183. The reversal of 55922154 is 45122955.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42267 + ... + 43569.

It is an arithmetic number, because the mean of its divisors is an integer number (3661632).

Almost surely, 2^55922154 is an apocalyptic number.

55922154 is an abundant number, since it is smaller than the sum of its proper divisors (61250070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55922154 is a wasteful number, since it uses less digits than its factorization.

55922154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642.

The product of its digits is 18000, while the sum is 33.

The square root of 55922154 is about 7478.1116600382. Note that the first 3 decimals coincide. The cubic root of 55922154 is about 382.4088757255.

The spelling of 55922154 in words is "fifty-five million, nine hundred twenty-two thousand, one hundred fifty-four".