233022132 has 144 divisors (see below), whose sum is σ = 698181120. Its totient is φ = 64157184.

The previous prime is 233022121. The next prime is 233022151. The reversal of 233022132 is 231220332.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 974869 + ... + 975107.

It is an arithmetic number, because the mean of its divisors is an integer number (4848480).

Almost surely, 2^233022132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233022132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349090560).

233022132 is an abundant number, since it is smaller than the sum of its proper divisors (465158988).

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

233022132 is a wasteful number, since it uses less digits than its factorization.

233022132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 233022132 is about 15265.0624630232. The cubic root of 233022132 is about 615.3644320319.

Adding to 233022132 its reverse (231220332), we get a palindrome (464242464).

The spelling of 233022132 in words is "two hundred thirty-three million, twenty-two thousand, one hundred thirty-two".