55926765 has 12 divisors (see below), whose sum is σ = 96939804. Its totient is φ = 29827584.

The previous prime is 55926737. The next prime is 55926779. The reversal of 55926765 is 56762955.

55926765 is a `hidden beast` number, since 559 + 26 + 76 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 25918281 + 30008484 = 5091^2 + 5478^2 .

It is not a de Polignac number, because 55926765 - 2⁵ = 55926733 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1242817 = 55926765 / (5 + 5 + 9 + 2 + 6 + 7 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 55926765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 621364 + ... + 621453.

It is an arithmetic number, because the mean of its divisors is an integer number (8078317).

Almost surely, 2^55926765 is an apocalyptic number.

It is an amenable number.

55926765 is a deficient number, since it is larger than the sum of its proper divisors (41013039).

55926765 is a wasteful number, since it uses less digits than its factorization.

55926765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242828 (or 1242825 counting only the distinct ones).

The product of its digits is 567000, while the sum is 45.

The square root of 55926765 is about 7478.4199534394. The cubic root of 55926765 is about 382.4193858051.

The spelling of 55926765 in words is "fifty-five million, nine hundred twenty-six thousand, seven hundred sixty-five".