55644304 has 20 divisors (see below), whose sum is σ = 109422064. Its totient is φ = 27406368.

The previous prime is 55644299. The next prime is 55644307. The reversal of 55644304 is 40344655.

It is not an unprimeable number, because it can be changed into a prime (55644307) 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, 24882 + ... + 27025.

Almost surely, 2^55644304 is an apocalyptic number.

It is an amenable number.

55644304 is a deficient number, since it is larger than the sum of its proper divisors (53777760).

55644304 is a wasteful number, since it uses less digits than its factorization.

55644304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51982 (or 51976 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 55644304 is about 7459.5109759286. The cubic root of 55644304 is about 381.7744893039.

Adding to 55644304 its reverse (40344655), we get a palindrome (95988959).

The spelling of 55644304 in words is "fifty-five million, six hundred forty-four thousand, three hundred four".