55318336 has 28 divisors (see below), whose sum is σ = 110528100. Its totient is φ = 27468800.

The previous prime is 55318331. The next prime is 55318337. The reversal of 55318336 is 63381355.

It can be written as a sum of positive squares in 2 ways, for example, as 33640000 + 21678336 = 5800^2 + 4656^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55318331) 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, 6636 + ... + 12436.

Almost surely, 2^55318336 is an apocalyptic number.

It is an amenable number.

55318336 is a deficient number, since it is larger than the sum of its proper divisors (55209764).

55318336 is a wasteful number, since it uses less digits than its factorization.

55318336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5962 (or 5952 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 55318336 is about 7437.6297299610. The cubic root of 55318336 is about 381.0275421381.

The spelling of 55318336 in words is "fifty-five million, three hundred eighteen thousand, three hundred thirty-six".