233401312 has 24 divisors (see below), whose sum is σ = 465050376. Its totient is φ = 115293312.

The previous prime is 233401297. The next prime is 233401319. The reversal of 233401312 is 213104332.

It is a self number, because there is not a number n which added to its sum of digits gives 233401312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233401319) 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, 41283 + ... + 46594.

It is an arithmetic number, because the mean of its divisors is an integer number (19377099).

Almost surely, 2^233401312 is an apocalyptic number.

It is an amenable number.

233401312 is a deficient number, since it is larger than the sum of its proper divisors (231649064).

233401312 is an equidigital number, since it uses as much as digits as its factorization.

233401312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87970 (or 87962 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 233401312 is about 15277.4772786609. The cubic root of 233401312 is about 615.6980304405.

Adding to 233401312 its reverse (213104332), we get a palindrome (446505644).

The spelling of 233401312 in words is "two hundred thirty-three million, four hundred one thousand, three hundred twelve".