55362800 has 30 divisors (see below), whose sum is σ = 133010088. Its totient is φ = 22144960.

The previous prime is 55362799. The next prime is 55362859. The reversal of 55362800 is 826355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68804 + ... + 69603.

Almost surely, 2^55362800 is an apocalyptic number.

55362800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55362800 is an abundant number, since it is smaller than the sum of its proper divisors (77647288).

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

55362800 is a wasteful number, since it uses less digits than its factorization.

55362800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138425 (or 138414 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 55362800 is about 7440.6182538819. The cubic root of 55362800 is about 381.1296027606.

The spelling of 55362800 in words is "fifty-five million, three hundred sixty-two thousand, eight hundred".