231533314 has 16 divisors (see below), whose sum is σ = 360067680. Its totient is φ = 111579040.

The previous prime is 231533311. The next prime is 231533329. The reversal of 231533314 is 413335132.

231533314 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (231533311) 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, 10204 + ... + 23815.

It is an arithmetic number, because the mean of its divisors is an integer number (22504230).

Almost surely, 2^231533314 is an apocalyptic number.

231533314 is a deficient number, since it is larger than the sum of its proper divisors (128534366).

231533314 is a wasteful number, since it uses less digits than its factorization.

231533314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34145.

The product of its digits is 3240, while the sum is 25.

The square root of 231533314 is about 15216.2187812873. The cubic root of 231533314 is about 614.0510749846.

Adding to 231533314 its reverse (413335132), we get a palindrome (644868446).

The spelling of 231533314 in words is "two hundred thirty-one million, five hundred thirty-three thousand, three hundred fourteen".