716497320 has 128 divisors (see below), whose sum is σ = 2679920640. Its totient is φ = 148880640.

The previous prime is 716497303. The next prime is 716497339. The reversal of 716497320 is 23794617.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29532 + ... + 48011.

It is an arithmetic number, because the mean of its divisors is an integer number (20936880).

Almost surely, 2^716497320 is an apocalyptic number.

716497320 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

716497320 is an abundant number, since it is smaller than the sum of its proper divisors (1963423320).

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

716497320 is a wasteful number, since it uses less digits than its factorization.

716497320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77575 (or 77571 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 716497320 is about 26767.4675679266. The cubic root of 716497320 is about 894.8251668941.

The spelling of 716497320 in words is "seven hundred sixteen million, four hundred ninety-seven thousand, three hundred twenty".