715722930 has 48 divisors (see below), whose sum is σ = 2004027480. Its totient is φ = 176177664.

The previous prime is 715722919. The next prime is 715722941. The reversal of 715722930 is 39227517.

It is an interprime number because it is at equal distance from previous prime (715722919) and next prime (715722941).

It can be written as a sum of positive squares in 4 ways, for example, as 523540161 + 192182769 = 22881^2 + 13863^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304695 + ... + 307034.

Almost surely, 2^715722930 is an apocalyptic number.

715722930 is an abundant number, since it is smaller than the sum of its proper divisors (1288304550).

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

715722930 is a wasteful number, since it uses less digits than its factorization.

715722930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611755 (or 611752 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 715722930 is about 26752.9985235300. The cubic root of 715722930 is about 894.5026751294.

The spelling of 715722930 in words is "seven hundred fifteen million, seven hundred twenty-two thousand, nine hundred thirty".