715636730 has 8 divisors (see below), whose sum is σ = 1288146132. Its totient is φ = 286254688.

The previous prime is 715636723. The next prime is 715636751. The reversal of 715636730 is 37636517.

It can be written as a sum of positive squares in 2 ways, for example, as 702727081 + 12909649 = 26509^2 + 3593^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×715636730³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35781827 + ... + 35781846.

Almost surely, 2^715636730 is an apocalyptic number.

715636730 is a deficient number, since it is larger than the sum of its proper divisors (572509402).

715636730 is a wasteful number, since it uses less digits than its factorization.

715636730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71563680.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 715636730 is about 26751.3874406544. The cubic root of 715636730 is about 894.4667630825.

The spelling of 715636730 in words is "seven hundred fifteen million, six hundred thirty-six thousand, seven hundred thirty".