2867859879 has 8 divisors (see below), whose sum is σ = 3947162112. Its totient is φ = 1850232120.

The previous prime is 2867859853. The next prime is 2867859881. The reversal of 2867859879 is 9789587682.

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

It is not a de Polignac number, because 2867859879 - 2⁵ = 2867859847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2867859809) 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, 15418509 + ... + 15418694.

It is an arithmetic number, because the mean of its divisors is an integer number (493395264).

Almost surely, 2^2867859879 is an apocalyptic number.

2867859879 is a deficient number, since it is larger than the sum of its proper divisors (1079302233).

2867859879 is a wasteful number, since it uses less digits than its factorization.

2867859879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30837237.

The product of its digits is 121927680, while the sum is 69.

The square root of 2867859879 is about 53552.4031113451. The cubic root of 2867859879 is about 1420.7553805155.

The spelling of 2867859879 in words is "two billion, eight hundred sixty-seven million, eight hundred fifty-nine thousand, eight hundred seventy-nine".