55700872 has 16 divisors (see below), whose sum is σ = 104720400. Its totient is φ = 27775440.

The previous prime is 55700863. The next prime is 55700899. The reversal of 55700872 is 27800755.

55700872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 6154 + ... + 12217.

It is an arithmetic number, because the mean of its divisors is an integer number (6545025).

Almost surely, 2^55700872 is an apocalyptic number.

It is an amenable number.

55700872 is a deficient number, since it is larger than the sum of its proper divisors (49019528).

55700872 is a wasteful number, since it uses less digits than its factorization.

55700872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18756 (or 18752 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 34.

The square root of 55700872 is about 7463.3016822315. The cubic root of 55700872 is about 381.9038161391.

The spelling of 55700872 in words is "fifty-five million, seven hundred thousand, eight hundred seventy-two".