716122407 has 144 divisors (see below), whose sum is σ = 1392478080. Its totient is φ = 323326080.

The previous prime is 716122397. The next prime is 716122417. The reversal of 716122407 is 704221617.

It is an interprime number because it is at equal distance from previous prime (716122397) and next prime (716122417).

It is not a de Polignac number, because 716122407 - 2⁶ = 716122343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716122417) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4393308 + ... + 4393470.

Almost surely, 2^716122407 is an apocalyptic number.

716122407 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

716122407 is a deficient number, since it is larger than the sum of its proper divisors (676355673).

716122407 is a wasteful number, since it uses less digits than its factorization.

716122407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 716122407 is about 26760.4635049545. The cubic root of 716122407 is about 894.6690648358.

The spelling of 716122407 in words is "seven hundred sixteen million, one hundred twenty-two thousand, four hundred seven".