3166666672 has 20 divisors (see below), whose sum is σ = 6607372240. Its totient is φ = 1461538368.

The previous prime is 3166666667. The next prime is 3166666681. The reversal of 3166666672 is 2766666613.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7611972 + ... + 7612387.

It is an arithmetic number, because the mean of its divisors is an integer number (330368612).

Almost surely, 2^3166666672 is an apocalyptic number.

It is an amenable number.

3166666672 is an abundant number, since it is smaller than the sum of its proper divisors (3440705568).

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

3166666672 is a wasteful number, since it uses less digits than its factorization.

3166666672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15224380 (or 15224374 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 49.

The square root of 3166666672 is about 56273.1434345017. The cubic root of 3166666672 is about 1468.4780199761.

The spelling of 3166666672 in words is "three billion, one hundred sixty-six million, six hundred sixty-six thousand, six hundred seventy-two".