867125679 has 16 divisors (see below), whose sum is σ = 1321824000. Its totient is φ = 495316800.

The previous prime is 867125663. The next prime is 867125683. The reversal of 867125679 is 976521768.

It is not a de Polignac number, because 867125679 - 2⁴ = 867125663 is a prime.

It is a super-2 number, since 2×867125679² = 1503813886362422082, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867125689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67579 + ... + 79379.

It is an arithmetic number, because the mean of its divisors is an integer number (82614000).

Almost surely, 2^867125679 is an apocalyptic number.

867125679 is a deficient number, since it is larger than the sum of its proper divisors (454698321).

867125679 is a wasteful number, since it uses less digits than its factorization.

867125679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15310.

The product of its digits is 1270080, while the sum is 51.

The square root of 867125679 is about 29446.9977926443. The cubic root of 867125679 is about 953.5877920222.

The spelling of 867125679 in words is "eight hundred sixty-seven million, one hundred twenty-five thousand, six hundred seventy-nine".