679773600 has 288 divisors, whose sum is σ = 2682953280. Its totient is φ = 164736000.

The previous prime is 679773581. The next prime is 679773607. The reversal of 679773600 is 6377976.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (679773607) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 236170 + ... + 239030.

It is an arithmetic number, because the mean of its divisors is an integer number (9315810).

Almost surely, 2^679773600 is an apocalyptic number.

679773600 is a gapful number since it is divisible by the number (60) 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 679773600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1341476640).

679773600 is an abundant number, since it is smaller than the sum of its proper divisors (2003179680).

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

679773600 is a wasteful number, since it uses less digits than its factorization.

679773600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901 (or 2882 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 45.

The square root of 679773600 is about 26072.4682375873. The cubic root of 679773600 is about 879.2683312225.

The spelling of 679773600 in words is "six hundred seventy-nine million, seven hundred seventy-three thousand, six hundred".