679090 has 16 divisors (see below), whose sum is σ = 1244160. Its totient is φ = 266800.

The previous prime is 679087. The next prime is 679111. The reversal of 679090 is 90976.

679090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×679090² = 922326456200, which contains 22 as substring.

It is an Ulam number.

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, 15 + ... + 1165.

It is an arithmetic number, because the mean of its divisors is an integer number (77760).

2⁶⁷⁹⁰⁹⁰ is an apocalyptic number.

679090 is a deficient number, since it is larger than the sum of its proper divisors (565070).

679090 is a wasteful number, since it uses less digits than its factorization.

679090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 679090 is about 824.0691718539. The cubic root of 679090 is about 87.8973493143.

The spelling of 679090 in words is "six hundred seventy-nine thousand, ninety".