2167742764 has 24 divisors (see below), whose sum is σ = 4139670528. Its totient is φ = 985039440.

The previous prime is 2167742713. The next prime is 2167742783. The reversal of 2167742764 is 4672477612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212509 + ... + 222475.

It is an arithmetic number, because the mean of its divisors is an integer number (172486272).

Almost surely, 2^2167742764 is an apocalyptic number.

It is an amenable number.

2167742764 is a deficient number, since it is larger than the sum of its proper divisors (1971927764).

2167742764 is a wasteful number, since it uses less digits than its factorization.

2167742764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14925 (or 14923 counting only the distinct ones).

The product of its digits is 790272, while the sum is 46.

The square root of 2167742764 is about 46559.0245172727. The cubic root of 2167742764 is about 1294.2035350358.

The spelling of 2167742764 in words is "two billion, one hundred sixty-seven million, seven hundred forty-two thousand, seven hundred sixty-four".