706320775 has 12 divisors (see below), whose sum is σ = 884512584. Its totient is φ = 559460000.

The previous prime is 706320737. The next prime is 706320779. The reversal of 706320775 is 577023607.

It is not a de Polignac number, because 706320775 - 2²³ = 697932167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (706320779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137341 + ... + 142390.

It is an arithmetic number, because the mean of its divisors is an integer number (73709382).

Almost surely, 2^706320775 is an apocalyptic number.

706320775 is a deficient number, since it is larger than the sum of its proper divisors (178191809).

706320775 is a wasteful number, since it uses less digits than its factorization.

706320775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279842 (or 279837 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 37.

The square root of 706320775 is about 26576.6960888670. The cubic root of 706320775 is about 890.5684938399.

The spelling of 706320775 in words is "seven hundred six million, three hundred twenty thousand, seven hundred seventy-five".