56066167 has 4 divisors (see below), whose sum is σ = 56442600. Its totient is φ = 55689736.

The previous prime is 56066161. The next prime is 56066177. The reversal of 56066167 is 76166065.

It is a happy number.

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 56066167 - 2⁷ = 56066039 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 (56066161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187993 + ... + 188290.

It is an arithmetic number, because the mean of its divisors is an integer number (14110650).

Almost surely, 2^56066167 is an apocalyptic number.

56066167 is a deficient number, since it is larger than the sum of its proper divisors (376433).

56066167 is a wasteful number, since it uses less digits than its factorization.

56066167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376432.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 56066167 is about 7487.7344370644. The cubic root of 56066167 is about 382.7368592918.

The spelling of 56066167 in words is "fifty-six million, sixty-six thousand, one hundred sixty-seven".