679378099 has 8 divisors (see below), whose sum is σ = 703200960. Its totient is φ = 655581696.

The previous prime is 679378087. The next prime is 679378103. The reversal of 679378099 is 990873976.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 679378099 - 2⁷ = 679377971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (679378069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55734 + ... + 66820.

It is an arithmetic number, because the mean of its divisors is an integer number (87900120).

Almost surely, 2^679378099 is an apocalyptic number.

679378099 is a deficient number, since it is larger than the sum of its proper divisors (23822861).

679378099 is a wasteful number, since it uses less digits than its factorization.

679378099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13229.

The product of its (nonzero) digits is 5143824, while the sum is 58.

The square root of 679378099 is about 26064.8824858276. The cubic root of 679378099 is about 879.0977749431.

The spelling of 679378099 in words is "six hundred seventy-nine million, three hundred seventy-eight thousand, ninety-nine".