55756706 has 16 divisors (see below), whose sum is σ = 86245560. Its totient is φ = 27014400.

The previous prime is 55756643. The next prime is 55756709. The reversal of 55756706 is 60765755.

55756706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 46362481 + 9394225 = 6809^2 + 3065^2 .

It is not an unprimeable number, because it can be changed into a prime (55756709) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 18506 + ... + 21306.

Almost surely, 2^55756706 is an apocalyptic number.

55756706 is a deficient number, since it is larger than the sum of its proper divisors (30488854).

55756706 is a wasteful number, since it uses less digits than its factorization.

55756706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3109.

The product of its (nonzero) digits is 220500, while the sum is 41.

The square root of 55756706 is about 7467.0413150056. The cubic root of 55756706 is about 382.0313790548.

The spelling of 55756706 in words is "fifty-five million, seven hundred fifty-six thousand, seven hundred six".