717342372 has 24 divisors (see below), whose sum is σ = 1859776800. Its totient is φ = 239114088.

The previous prime is 717342349. The next prime is 717342467. The reversal of 717342372 is 273243717.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3320922 + ... + 3321137.

It is an arithmetic number, because the mean of its divisors is an integer number (77490700).

Almost surely, 2^717342372 is an apocalyptic number.

It is an amenable number.

717342372 is an abundant number, since it is smaller than the sum of its proper divisors (1142434428).

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

717342372 is a wasteful number, since it uses less digits than its factorization.

717342372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6642072 (or 6642064 counting only the distinct ones).

The product of its digits is 49392, while the sum is 36.

The square root of 717342372 is about 26783.2479733135. The cubic root of 717342372 is about 895.1768205514.

The spelling of 717342372 in words is "seven hundred seventeen million, three hundred forty-two thousand, three hundred seventy-two".