689360794 has 16 divisors (see below), whose sum is σ = 1056424320. Its totient is φ = 337296960.

The previous prime is 689360783. The next prime is 689360809. The reversal of 689360794 is 497063986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1452 + ... + 37159.

It is an arithmetic number, because the mean of its divisors is an integer number (66026520).

Almost surely, 2^689360794 is an apocalyptic number.

689360794 is a deficient number, since it is larger than the sum of its proper divisors (367063526).

689360794 is a wasteful number, since it uses less digits than its factorization.

689360794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38805.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 689360794 is about 26255.6811756999. The cubic root of 689360794 is about 883.3826393585.

The spelling of 689360794 in words is "six hundred eighty-nine million, three hundred sixty thousand, seven hundred ninety-four".