679123404 has 36 divisors (see below), whose sum is σ = 1717991184. Its totient is φ = 226200672.

The previous prime is 679123349. The next prime is 679123427. The reversal of 679123404 is 404321976.

679123404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×679123404² = 922417195721094432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45574 + ... + 58610.

Almost surely, 2^679123404 is an apocalyptic number.

It is an amenable number.

679123404 is an abundant number, since it is smaller than the sum of its proper divisors (1038867780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

679123404 is a wasteful number, since it uses less digits than its factorization.

679123404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14494 (or 14489 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 679123404 is about 26059.9962394472. The cubic root of 679123404 is about 878.9879049538.

The spelling of 679123404 in words is "six hundred seventy-nine million, one hundred twenty-three thousand, four hundred four".