867923331 has 32 divisors (see below), whose sum is σ = 1329758208. Its totient is φ = 498395040.

The previous prime is 867923327. The next prime is 867923333. The reversal of 867923331 is 133329768.

It is a happy number.

It is not a de Polignac number, because 867923331 - 2² = 867923327 is a prime.

It is a super-2 number, since 2×867923331² = 1506581816988271122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (867923333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75870 + ... + 86556.

It is an arithmetic number, because the mean of its divisors is an integer number (41554944).

Almost surely, 2^867923331 is an apocalyptic number.

867923331 is a deficient number, since it is larger than the sum of its proper divisors (461834877).

867923331 is a wasteful number, since it uses less digits than its factorization.

867923331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10831.

The product of its digits is 163296, while the sum is 42.

The square root of 867923331 is about 29460.5385388659. The cubic root of 867923331 is about 953.8800980154.

The spelling of 867923331 in words is "eight hundred sixty-seven million, nine hundred twenty-three thousand, three hundred thirty-one".