2172715724 has 12 divisors (see below), whose sum is σ = 3924906048. Its totient is φ = 1051314000.

The previous prime is 2172715711. The next prime is 2172715771. The reversal of 2172715724 is 4275172712.

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, 8760827 + ... + 8761074.

It is an arithmetic number, because the mean of its divisors is an integer number (327075504).

Almost surely, 2^2172715724 is an apocalyptic number.

It is an amenable number.

2172715724 is a deficient number, since it is larger than the sum of its proper divisors (1752190324).

2172715724 is a wasteful number, since it uses less digits than its factorization.

2172715724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17521936 (or 17521934 counting only the distinct ones).

The product of its digits is 54880, while the sum is 38.

The square root of 2172715724 is about 46612.3988226309. The cubic root of 2172715724 is about 1295.1924449768.

The spelling of 2172715724 in words is "two billion, one hundred seventy-two million, seven hundred fifteen thousand, seven hundred twenty-four".