231241966 has 8 divisors (see below), whose sum is σ = 346973400. Its totient is φ = 115584168.

The previous prime is 231241943. The next prime is 231241987. The reversal of 231241966 is 669142132.

It is a happy number.

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

It is a congruent 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, 9741 + ... + 23608.

It is an arithmetic number, because the mean of its divisors is an integer number (43371675).

Almost surely, 2^231241966 is an apocalyptic number.

231241966 is a deficient number, since it is larger than the sum of its proper divisors (115731434).

231241966 is a wasteful number, since it uses less digits than its factorization.

231241966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36818.

The product of its digits is 15552, while the sum is 34.

The square root of 231241966 is about 15206.6421671584. The cubic root of 231241966 is about 613.7934048720.

The spelling of 231241966 in words is "two hundred thirty-one million, two hundred forty-one thousand, nine hundred sixty-six".