57026766 has 16 divisors (see below), whose sum is σ = 114220800. Its totient is φ = 18981048.

The previous prime is 57026747. The next prime is 57026819. The reversal of 57026766 is 66762075.

57026766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2296 + ... + 10923.

It is an arithmetic number, because the mean of its divisors is an integer number (7138800).

Almost surely, 2^57026766 is an apocalyptic number.

57026766 is an abundant number, since it is smaller than the sum of its proper divisors (57194034).

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

57026766 is a wasteful number, since it uses less digits than its factorization.

57026766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13943.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 57026766 is about 7551.6068488766. The cubic root of 57026766 is about 384.9103428715.

The spelling of 57026766 in words is "fifty-seven million, twenty-six thousand, seven hundred sixty-six".