716459397 has 4 divisors (see below), whose sum is σ = 955279200. Its totient is φ = 477639596.

The previous prime is 716459377. The next prime is 716459411. The reversal of 716459397 is 793954617.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 793954617 = 3 ⋅264651539.

It is a cyclic number.

It is not a de Polignac number, because 716459397 - 2¹⁵ = 716426629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716459377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119409897 + ... + 119409902.

It is an arithmetic number, because the mean of its divisors is an integer number (238819800).

Almost surely, 2^716459397 is an apocalyptic number.

It is an amenable number.

716459397 is a deficient number, since it is larger than the sum of its proper divisors (238819803).

716459397 is a wasteful number, since it uses less digits than its factorization.

716459397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238819802.

The product of its digits is 1428840, while the sum is 51.

The square root of 716459397 is about 26766.7591799979. The cubic root of 716459397 is about 894.8093794177.

The spelling of 716459397 in words is "seven hundred sixteen million, four hundred fifty-nine thousand, three hundred ninety-seven".