232399944 has 144 divisors (see below), whose sum is σ = 770936400. Its totient is φ = 62887104.

The previous prime is 232399927. The next prime is 232399957. The reversal of 232399944 is 449993232.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 232399944.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 65299 + ... + 68765.

It is an arithmetic number, because the mean of its divisors is an integer number (5353725).

Almost surely, 2^232399944 is an apocalyptic number.

232399944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232399944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385468200).

232399944 is an abundant number, since it is smaller than the sum of its proper divisors (538536456).

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

232399944 is a wasteful number, since it uses less digits than its factorization.

232399944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512 (or 3498 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 232399944 is about 15244.6693634201. The cubic root of 232399944 is about 614.8162528596.

The spelling of 232399944 in words is "two hundred thirty-two million, three hundred ninety-nine thousand, nine hundred forty-four".