706373765 has 4 divisors (see below), whose sum is σ = 847648524. Its totient is φ = 565099008.

The previous prime is 706373753. The next prime is 706373779. The reversal of 706373765 is 567373607.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 89000356 + 617373409 = 9434^2 + 24847^2 .

It is a cyclic number.

It is not a de Polignac number, because 706373765 - 2²² = 702179461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70637372 + ... + 70637381.

It is an arithmetic number, because the mean of its divisors is an integer number (211912131).

Almost surely, 2^706373765 is an apocalyptic number.

It is an amenable number.

706373765 is a deficient number, since it is larger than the sum of its proper divisors (141274759).

706373765 is a wasteful number, since it uses less digits than its factorization.

706373765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141274758.

The product of its (nonzero) digits is 555660, while the sum is 44.

The square root of 706373765 is about 26577.6929961951. The cubic root of 706373765 is about 890.5907641954.

The spelling of 706373765 in words is "seven hundred six million, three hundred seventy-three thousand, seven hundred sixty-five".