55333700 has 36 divisors (see below), whose sum is σ = 126398160. Its totient is φ = 20967840.

The previous prime is 55333639. The next prime is 55333709. The reversal of 55333700 is 733355.

It is a self number, because there is not a number n which added to its sum of digits gives 55333700.

It is not an unprimeable number, because it can be changed into a prime (55333709) 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 11 ways as a sum of consecutive naturals, for example, 12662 + ... + 16461.

It is an arithmetic number, because the mean of its divisors is an integer number (3511060).

Almost surely, 2^55333700 is an apocalyptic number.

55333700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55333700 is an abundant number, since it is smaller than the sum of its proper divisors (71064460).

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

55333700 is a wasteful number, since it uses less digits than its factorization.

55333700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29156 (or 29149 counting only the distinct ones).

The product of its (nonzero) digits is 4725, while the sum is 26.

The square root of 55333700 is about 7438.6625141890. The cubic root of 55333700 is about 381.0628141395.

The spelling of 55333700 in words is "fifty-five million, three hundred thirty-three thousand, seven hundred".