868122715 has 8 divisors (see below), whose sum is σ = 1045077408. Its totient is φ = 692278080.

The previous prime is 868122691. The next prime is 868122727. The reversal of 868122715 is 517221868.

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

It is not a de Polignac number, because 868122715 - 2²³ = 859734107 is a prime.

It is a Duffinian 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, 275791 + ... + 278920.

It is an arithmetic number, because the mean of its divisors is an integer number (130634676).

Almost surely, 2^868122715 is an apocalyptic number.

868122715 is a deficient number, since it is larger than the sum of its proper divisors (176954693).

868122715 is a wasteful number, since it uses less digits than its factorization.

868122715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555029.

The product of its digits is 53760, while the sum is 40.

The square root of 868122715 is about 29463.9222609618. The cubic root of 868122715 is about 953.9531359059.

The spelling of 868122715 in words is "eight hundred sixty-eight million, one hundred twenty-two thousand, seven hundred fifteen".