55600312 has 16 divisors (see below), whose sum is σ = 104877360. Its totient is φ = 27633024.

The previous prime is 55600309. The next prime is 55600343. The reversal of 55600312 is 21300655.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19473 + ... + 22144.

It is an arithmetic number, because the mean of its divisors is an integer number (6554835).

Almost surely, 2^55600312 is an apocalyptic number.

It is an amenable number.

55600312 is a deficient number, since it is larger than the sum of its proper divisors (49277048).

55600312 is a wasteful number, since it uses less digits than its factorization.

55600312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41790 (or 41786 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 55600312 is about 7456.5616741230. The cubic root of 55600312 is about 381.6738533593.

Adding to 55600312 its reverse (21300655), we get a palindrome (76900967).

The spelling of 55600312 in words is "fifty-five million, six hundred thousand, three hundred twelve".