57166007 has 4 divisors (see below), whose sum is σ = 57348960. Its totient is φ = 56983056.

The previous prime is 57165991. The next prime is 57166027. The reversal of 57166007 is 70066175.

57166007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57166007 - 2⁴ = 57165991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57166027) 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 3 ways as a sum of consecutive naturals, for example, 91007 + ... + 91632.

It is an arithmetic number, because the mean of its divisors is an integer number (14337240).

Almost surely, 2^57166007 is an apocalyptic number.

57166007 is a deficient number, since it is larger than the sum of its proper divisors (182953).

57166007 is a wasteful number, since it uses less digits than its factorization.

57166007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182952.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 57166007 is about 7560.8205242553. The cubic root of 57166007 is about 385.2233639495.

The spelling of 57166007 in words is "fifty-seven million, one hundred sixty-six thousand, seven".