715922394 has 192 divisors, whose sum is σ = 1820206080. Its totient is φ = 186278400.

The previous prime is 715922387. The next prime is 715922423. The reversal of 715922394 is 493229517.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10083379 + ... + 10083449.

It is an arithmetic number, because the mean of its divisors is an integer number (9480240).

Almost surely, 2^715922394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 715922394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910103040).

715922394 is an abundant number, since it is smaller than the sum of its proper divisors (1104283686).

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

715922394 is a wasteful number, since it uses less digits than its factorization.

715922394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 166 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 715922394 is about 26756.7261450275. The cubic root of 715922394 is about 894.5857633851.

The spelling of 715922394 in words is "seven hundred fifteen million, nine hundred twenty-two thousand, three hundred ninety-four".