231374274 has 8 divisors (see below), whose sum is σ = 462748560. Its totient is φ = 77124756.

The previous prime is 231374261. The next prime is 231374287. The reversal of 231374274 is 472473132.

It is an interprime number because it is at equal distance from previous prime (231374261) and next prime (231374287).

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

231374274 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19281184 + ... + 19281195.

It is an arithmetic number, because the mean of its divisors is an integer number (57843570).

Almost surely, 2^231374274 is an apocalyptic number.

231374274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

231374274 is a wasteful number, since it uses less digits than its factorization.

231374274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38562384.

The product of its digits is 28224, while the sum is 33.

The square root of 231374274 is about 15210.9918808735. The cubic root of 231374274 is about 613.9104457589.

The spelling of 231374274 in words is "two hundred thirty-one million, three hundred seventy-four thousand, two hundred seventy-four".