2173723952 has 20 divisors (see below), whose sum is σ = 4325418096. Its totient is φ = 1057487040.

The previous prime is 2173723949. The next prime is 2173723969. The reversal of 2173723952 is 2593273712.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 1835324 + ... + 1836507.

Almost surely, 2^2173723952 is an apocalyptic number.

It is an amenable number.

2173723952 is a deficient number, since it is larger than the sum of its proper divisors (2151694144).

2173723952 is a wasteful number, since it uses less digits than its factorization.

2173723952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3671876 (or 3671870 counting only the distinct ones).

The product of its digits is 158760, while the sum is 41.

The square root of 2173723952 is about 46623.2125877229. The cubic root of 2173723952 is about 1295.3927545613.

The spelling of 2173723952 in words is "two billion, one hundred seventy-three million, seven hundred twenty-three thousand, nine hundred fifty-two".