231173466 has 16 divisors (see below), whose sum is σ = 464268288. Its totient is φ = 76737600.

The previous prime is 231173443. The next prime is 231173477. The reversal of 231173466 is 664371132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78490 + ... + 81381.

It is an arithmetic number, because the mean of its divisors is an integer number (29016768).

Almost surely, 2^231173466 is an apocalyptic number.

231173466 is an abundant number, since it is smaller than the sum of its proper divisors (233094822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231173466 is a wasteful number, since it uses less digits than its factorization.

231173466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160117.

The product of its digits is 18144, while the sum is 33.

The square root of 231173466 is about 15204.3896950848. The cubic root of 231173466 is about 613.7327915943.

The spelling of 231173466 in words is "two hundred thirty-one million, one hundred seventy-three thousand, four hundred sixty-six".