712002172 has 24 divisors (see below), whose sum is σ = 1469941760. Its totient is φ = 295300080.

The previous prime is 712002167. The next prime is 712002197. The reversal of 712002172 is 271200217.

It is a congruent number.

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, 409272 + ... + 411007.

Almost surely, 2^712002172 is an apocalyptic number.

It is an amenable number.

712002172 is an abundant number, since it is smaller than the sum of its proper divisors (757939588).

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

712002172 is a wasteful number, since it uses less digits than its factorization.

712002172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820321 (or 820319 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 22.

The square root of 712002172 is about 26683.3688277923. The cubic root of 712002172 is about 892.9499271147.

Adding to 712002172 its reverse (271200217), we get a palindrome (983202389).

The spelling of 712002172 in words is "seven hundred twelve million, two thousand, one hundred seventy-two".