55604456 has 8 divisors (see below), whose sum is σ = 104258370. Its totient is φ = 27802224.

The previous prime is 55604429. The next prime is 55604477. The reversal of 55604456 is 65440655.

It can be written as a sum of positive squares in only one way, i.e., 44488900 + 11115556 = 6670^2 + 3334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3475271 + ... + 3475286.

Almost surely, 2^55604456 is an apocalyptic number.

It is an amenable number.

55604456 is a deficient number, since it is larger than the sum of its proper divisors (48653914).

55604456 is a wasteful number, since it uses less digits than its factorization.

55604456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6950563 (or 6950559 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 55604456 is about 7456.8395450083. The cubic root of 55604456 is about 381.6833354233.

The spelling of 55604456 in words is "fifty-five million, six hundred four thousand, four hundred fifty-six".