679477194 has 48 divisors (see below), whose sum is σ = 1659712320. Its totient is φ = 205900200.

The previous prime is 679477177. The next prime is 679477223. The reversal of 679477194 is 491774976.

It is a super-2 number, since 2×679477194² = 923378514332227272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 679477194.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45462 + ... + 58529.

It is an arithmetic number, because the mean of its divisors is an integer number (34577340).

Almost surely, 2^679477194 is an apocalyptic number.

679477194 is an abundant number, since it is smaller than the sum of its proper divisors (980235126).

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

679477194 is a wasteful number, since it uses less digits than its factorization.

679477194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104024 (or 104007 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 679477194 is about 26066.7833458599. The cubic root of 679477194 is about 879.1405149917.

The spelling of 679477194 in words is "six hundred seventy-nine million, four hundred seventy-seven thousand, one hundred ninety-four".