55993800 has 48 divisors (see below), whose sum is σ = 173582640. Its totient is φ = 14931520.

The previous prime is 55993793. The next prime is 55993813. The reversal of 55993800 is 839955.

55993800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46062 + ... + 47261.

It is an arithmetic number, because the mean of its divisors is an integer number (3616305).

Almost surely, 2^55993800 is an apocalyptic number.

55993800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55993800 is an abundant number, since it is smaller than the sum of its proper divisors (117588840).

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

55993800 is a wasteful number, since it uses less digits than its factorization.

55993800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93342 (or 93333 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The square root of 55993800 is about 7482.9005071563. The cubic root of 55993800 is about 382.5721167794.

The spelling of 55993800 in words is "fifty-five million, nine hundred ninety-three thousand, eight hundred".