55864756 has 12 divisors (see below), whose sum is σ = 99608292. Its totient is φ = 27405248.

The previous prime is 55864747. The next prime is 55864841. The reversal of 55864756 is 65746855.

It can be written as a sum of positive squares in 2 ways, for example, as 49280400 + 6584356 = 7020^2 + 2566^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131545 + ... + 131968.

It is an arithmetic number, because the mean of its divisors is an integer number (8300691).

Almost surely, 2^55864756 is an apocalyptic number.

It is an amenable number.

55864756 is a deficient number, since it is larger than the sum of its proper divisors (43743536).

55864756 is a wasteful number, since it uses less digits than its factorization.

55864756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263570 (or 263568 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 46.

The square root of 55864756 is about 7474.2729412298. The cubic root of 55864756 is about 382.2779972515.

The spelling of 55864756 in words is "fifty-five million, eight hundred sixty-four thousand, seven hundred fifty-six".