55916338 has 8 divisors (see below), whose sum is σ = 84223260. Its totient is φ = 27841920.

The previous prime is 55916303. The next prime is 55916339. The reversal of 55916338 is 83361955.

It can be written as a sum of positive squares in 2 ways, for example, as 55100929 + 815409 = 7423^2 + 903^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 55916338.

It is not an unprimeable number, because it can be changed into a prime (55916339) 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, 57523 + ... + 58486.

Almost surely, 2^55916338 is an apocalyptic number.

55916338 is a deficient number, since it is larger than the sum of its proper divisors (28306922).

55916338 is a wasteful number, since it uses less digits than its factorization.

55916338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116252.

The product of its digits is 97200, while the sum is 40.

The square root of 55916338 is about 7477.7227817030. The cubic root of 55916338 is about 382.3956182061.

The spelling of 55916338 in words is "fifty-five million, nine hundred sixteen thousand, three hundred thirty-eight".