2858679 has 16 divisors (see below), whose sum is σ = 4262400. Its totient is φ = 1893528.

The previous prime is 2858651. The next prime is 2858699. The reversal of 2858679 is 9768582.

It is not a de Polignac number, because 2858679 - 2⁸ = 2858423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858699) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6232 + ... + 6674.

It is an arithmetic number, because the mean of its divisors is an integer number (266400).

2^2858679 is an apocalyptic number.

2858679 is a deficient number, since it is larger than the sum of its proper divisors (1403721).

2858679 is a wasteful number, since it uses less digits than its factorization.

2858679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691 (or 685 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 2858679 is about 1690.7628455818. The cubic root of 2858679 is about 141.9237671885.

Subtracting 2858679 from its reverse (9768582), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 2858679 in words is "two million, eight hundred fifty-eight thousand, six hundred seventy-nine".