2167679272 has 32 divisors (see below), whose sum is σ = 4436557920. Its totient is φ = 984715840.

The previous prime is 2167679257. The next prime is 2167679281. The reversal of 2167679272 is 2729767612.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161358 + ... + 174274.

It is an arithmetic number, because the mean of its divisors is an integer number (138642435).

Almost surely, 2^2167679272 is an apocalyptic number.

2167679272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2167679272 is an abundant number, since it is smaller than the sum of its proper divisors (2268878648).

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

2167679272 is a wasteful number, since it uses less digits than its factorization.

2167679272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14841 (or 14837 counting only the distinct ones).

The product of its digits is 889056, while the sum is 49.

The square root of 2167679272 is about 46558.3426680976. The cubic root of 2167679272 is about 1294.1908994079.

The spelling of 2167679272 in words is "two billion, one hundred sixty-seven million, six hundred seventy-nine thousand, two hundred seventy-two".