2472734172 has 12 divisors (see below), whose sum is σ = 5769713096. Its totient is φ = 824244720.

The previous prime is 2472734171. The next prime is 2472734179. The reversal of 2472734172 is 2714372742.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2472734172² = 12228828570753051168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2472734172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472734171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103030579 + ... + 103030602.

Almost surely, 2^2472734172 is an apocalyptic number.

It is an amenable number.

2472734172 is an abundant number, since it is smaller than the sum of its proper divisors (3296978924).

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

2472734172 is a wasteful number, since it uses less digits than its factorization.

2472734172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206061188 (or 206061186 counting only the distinct ones).

The product of its digits is 131712, while the sum is 39.

The square root of 2472734172 is about 49726.5942127550. The cubic root of 2472734172 is about 1352.2567050755.

The spelling of 2472734172 in words is "two billion, four hundred seventy-two million, seven hundred thirty-four thousand, one hundred seventy-two".