715642994 has 16 divisors (see below), whose sum is σ = 1193149440. Its totient is φ = 319154160.

The previous prime is 715642973. The next prime is 715643039. The reversal of 715642994 is 499246517.

It is a super-2 number, since 2×715642994² = 1024289789722568072, which contains 22 as substring.

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, 305714 + ... + 308045.

It is an arithmetic number, because the mean of its divisors is an integer number (74571840).

Almost surely, 2^715642994 is an apocalyptic number.

715642994 is a deficient number, since it is larger than the sum of its proper divisors (477506446).

715642994 is a wasteful number, since it uses less digits than its factorization.

715642994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613825.

The product of its digits is 544320, while the sum is 47.

The square root of 715642994 is about 26751.5045184378. The cubic root of 715642994 is about 894.4693728439.

The spelling of 715642994 in words is "seven hundred fifteen million, six hundred forty-two thousand, nine hundred ninety-four".