231446446 has 32 divisors (see below), whose sum is σ = 433573632. Its totient is φ = 90020160.

The previous prime is 231446443. The next prime is 231446461. The reversal of 231446446 is 644644132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231446441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138850 + ... + 140506.

It is an arithmetic number, because the mean of its divisors is an integer number (13549176).

Almost surely, 2^231446446 is an apocalyptic number.

231446446 is a deficient number, since it is larger than the sum of its proper divisors (202127186).

231446446 is a wasteful number, since it uses less digits than its factorization.

231446446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584.

The product of its digits is 55296, while the sum is 34.

The square root of 231446446 is about 15213.3640592737. The cubic root of 231446446 is about 613.9742709743.

The spelling of 231446446 in words is "two hundred thirty-one million, four hundred forty-six thousand, four hundred forty-six".