55767318 has 32 divisors (see below), whose sum is σ = 122515200. Its totient is φ = 16844256.

The previous prime is 55767307. The next prime is 55767323. The reversal of 55767318 is 81376755.

55767318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 55767318.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8013 + ... + 13256.

It is an arithmetic number, because the mean of its divisors is an integer number (3828600).

Almost surely, 2^55767318 is an apocalyptic number.

55767318 is an abundant number, since it is smaller than the sum of its proper divisors (66747882).

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

55767318 is a wasteful number, since it uses less digits than its factorization.

55767318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21316.

The product of its digits is 176400, while the sum is 42.

The square root of 55767318 is about 7467.7518705431. The cubic root of 55767318 is about 382.0556144643.

The spelling of 55767318 in words is "fifty-five million, seven hundred sixty-seven thousand, three hundred eighteen".