55665304 has 16 divisors (see below), whose sum is σ = 104551920. Its totient is φ = 27784800.

The previous prime is 55665301. The next prime is 55665329. The reversal of 55665304 is 40356655.

It is a self number, because there is not a number n which added to its sum of digits gives 55665304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55665301) by changing a digit.

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, 772 + ... + 10579.

It is an arithmetic number, because the mean of its divisors is an integer number (6534495).

Almost surely, 2^55665304 is an apocalyptic number.

It is an amenable number.

55665304 is a deficient number, since it is larger than the sum of its proper divisors (48886616).

55665304 is a wasteful number, since it uses less digits than its factorization.

55665304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11970 (or 11966 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 55665304 is about 7460.9184421223. The cubic root of 55665304 is about 381.8225101275.

The spelling of 55665304 in words is "fifty-five million, six hundred sixty-five thousand, three hundred four".