2172742024 has 32 divisors (see below), whose sum is σ = 4146912000. Its totient is φ = 1066934592.

The previous prime is 2172742003. The next prime is 2172742051. The reversal of 2172742024 is 4202472712.

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, 797737 + ... + 800455.

It is an arithmetic number, because the mean of its divisors is an integer number (129591000).

Almost surely, 2^2172742024 is an apocalyptic number.

It is an amenable number.

2172742024 is a deficient number, since it is larger than the sum of its proper divisors (1974169976).

2172742024 is a wasteful number, since it uses less digits than its factorization.

2172742024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477 (or 4473 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 31.

The square root of 2172742024 is about 46612.6809355566. The cubic root of 2172742024 is about 1295.1976709134.

The spelling of 2172742024 in words is "two billion, one hundred seventy-two million, seven hundred forty-two thousand, twenty-four".