231792394 has 8 divisors (see below), whose sum is σ = 358904448. Its totient is φ = 112157580.

The previous prime is 231792377. The next prime is 231792397. The reversal of 231792394 is 493297132.

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

It is not an unprimeable number, because it can be changed into a prime (231792397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1869232 + ... + 1869355.

It is an arithmetic number, because the mean of its divisors is an integer number (44863056).

Almost surely, 2^231792394 is an apocalyptic number.

231792394 is a deficient number, since it is larger than the sum of its proper divisors (127112054).

231792394 is a wasteful number, since it uses less digits than its factorization.

231792394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3738620.

The product of its digits is 81648, while the sum is 40.

The square root of 231792394 is about 15224.7296856135. The cubic root of 231792394 is about 614.2800255519.

The spelling of 231792394 in words is "two hundred thirty-one million, seven hundred ninety-two thousand, three hundred ninety-four".