868274755 has 4 divisors (see below), whose sum is σ = 1041929712. Its totient is φ = 694619800.

The previous prime is 868274747. The next prime is 868274777. The reversal of 868274755 is 557472868.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 868274755 - 2³ = 868274747 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86827471 + ... + 86827480.

It is an arithmetic number, because the mean of its divisors is an integer number (260482428).

Almost surely, 2^868274755 is an apocalyptic number.

868274755 is a deficient number, since it is larger than the sum of its proper divisors (173654957).

868274755 is a wasteful number, since it uses less digits than its factorization.

868274755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173654956.

The product of its digits is 3763200, while the sum is 52.

The square root of 868274755 is about 29466.5022525579. The cubic root of 868274755 is about 954.0088233358.

The spelling of 868274755 in words is "eight hundred sixty-eight million, two hundred seventy-four thousand, seven hundred fifty-five".