790678737 has 6 divisors (see below), whose sum is σ = 1142091522. Its totient is φ = 527119152.

The previous prime is 790678703. The next prime is 790678739. The reversal of 790678737 is 737876097.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 790678161 + 576 = 28119^2 + 24^2 .

It is a de Polignac number, because none of the positive numbers 2^k-790678737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (790678739) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43926588 + ... + 43926605.

It is an arithmetic number, because the mean of its divisors is an integer number (190348587).

Almost surely, 2^790678737 is an apocalyptic number.

It is an amenable number.

790678737 is a deficient number, since it is larger than the sum of its proper divisors (351412785).

790678737 is a wasteful number, since it uses less digits than its factorization.

790678737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87853199 (or 87853196 counting only the distinct ones).

The product of its (nonzero) digits is 3111696, while the sum is 54.

The square root of 790678737 is about 28119.0102421831. The cubic root of 790678737 is about 924.6982164301.

The spelling of 790678737 in words is "seven hundred ninety million, six hundred seventy-eight thousand, seven hundred thirty-seven".