55374738 has 8 divisors (see below), whose sum is σ = 110749488. Its totient is φ = 18458244.

The previous prime is 55374727. The next prime is 55374743. The reversal of 55374738 is 83747355.

It is a sphenic number, since it is the product of 3 distinct primes.

55374738 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55374738.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4614556 + ... + 4614567.

It is an arithmetic number, because the mean of its divisors is an integer number (13843686).

Almost surely, 2^55374738 is an apocalyptic number.

55374738 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55374738 is a wasteful number, since it uses less digits than its factorization.

55374738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9229128.

The product of its digits is 352800, while the sum is 42.

The square root of 55374738 is about 7441.4204289235. The cubic root of 55374738 is about 381.1569953913.

The spelling of 55374738 in words is "fifty-five million, three hundred seventy-four thousand, seven hundred thirty-eight".