679652736 has 192 divisors, whose sum is σ = 2153738160. Its totient is φ = 189235200.

The previous prime is 679652723. The next prime is 679652749. The reversal of 679652736 is 637256976.

It is an interprime number because it is at equal distance from previous prime (679652723) and next prime (679652749).

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

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, 771016 + ... + 771896.

Almost surely, 2^679652736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 679652736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1076869080).

679652736 is an abundant number, since it is smaller than the sum of its proper divisors (1474085424).

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

679652736 is a wasteful number, since it uses less digits than its factorization.

679652736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953 (or 934 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 51.

The square root of 679652736 is about 26070.1502872538. The cubic root of 679652736 is about 879.2162167212.

The spelling of 679652736 in words is "six hundred seventy-nine million, six hundred fifty-two thousand, seven hundred thirty-six".