679959952 has 160 divisors (see below), whose sum is σ = 1640529920. Its totient is φ = 266872320.

The previous prime is 679959923. The next prime is 679959953. The reversal of 679959952 is 259959976.

It is not an unprimeable number, because it can be changed into a prime (679959953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8607049 + ... + 8607127.

It is an arithmetic number, because the mean of its divisors is an integer number (10253312).

Almost surely, 2^679959952 is an apocalyptic number.

679959952 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 679959952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (820264960).

679959952 is an abundant number, since it is smaller than the sum of its proper divisors (960569968).

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

679959952 is a wasteful number, since it uses less digits than its factorization.

679959952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 223 counting only the distinct ones).

The product of its digits is 13778100, while the sum is 61.

The square root of 679959952 is about 26076.0417241574. The cubic root of 679959952 is about 879.3486709325.

The spelling of 679959952 in words is "six hundred seventy-nine million, nine hundred fifty-nine thousand, nine hundred fifty-two".