55338718 has 8 divisors (see below), whose sum is σ = 83275920. Its totient is φ = 27580080.

The previous prime is 55338691. The next prime is 55338719. The reversal of 55338718 is 81783355.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55338719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43863 + ... + 45106.

It is an arithmetic number, because the mean of its divisors is an integer number (10409490).

Almost surely, 2^55338718 is an apocalyptic number.

55338718 is a deficient number, since it is larger than the sum of its proper divisors (27937202).

55338718 is a wasteful number, since it uses less digits than its factorization.

55338718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89282.

The product of its digits is 100800, while the sum is 40.

The square root of 55338718 is about 7438.9997983600. Note that the first 3 decimals coincide. The cubic root of 55338718 is about 381.0743328307.

The spelling of 55338718 in words is "fifty-five million, three hundred thirty-eight thousand, seven hundred eighteen".