679284995 has 8 divisors (see below), whose sum is σ = 828958320. Its totient is φ = 534217120.

The previous prime is 679284953. The next prime is 679285021. The reversal of 679284995 is 599482976.

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

It is not a de Polignac number, because 679284995 - 2²⁴ = 662507779 is a prime.

It is a super-2 number, since 2×679284995² = 922856208864300050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1151036 + ... + 1151625.

It is an arithmetic number, because the mean of its divisors is an integer number (103619790).

Almost surely, 2^679284995 is an apocalyptic number.

679284995 is a deficient number, since it is larger than the sum of its proper divisors (149673325).

679284995 is a wasteful number, since it uses less digits than its factorization.

679284995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302725.

The product of its digits is 9797760, while the sum is 59.

The square root of 679284995 is about 26063.0964200342. The cubic root of 679284995 is about 879.0576150486.

The spelling of 679284995 in words is "six hundred seventy-nine million, two hundred eighty-four thousand, nine hundred ninety-five".