233440022 has 16 divisors (see below), whose sum is σ = 371686320. Its totient is φ = 109579008.

The previous prime is 233440007. The next prime is 233440027. The reversal of 233440022 is 220044332.

It is a junction number, because it is equal to n+sod(n) for n = 233439976 and 233440003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233440027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5513 + ... + 22299.

It is an arithmetic number, because the mean of its divisors is an integer number (23230395).

Almost surely, 2^233440022 is an apocalyptic number.

233440022 is a deficient number, since it is larger than the sum of its proper divisors (138246298).

233440022 is a wasteful number, since it uses less digits than its factorization.

233440022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17215.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 233440022 is about 15278.7441237819. The cubic root of 233440022 is about 615.7320667434.

Adding to 233440022 its reverse (220044332), we get a palindrome (453484354).

The spelling of 233440022 in words is "two hundred thirty-three million, four hundred forty thousand, twenty-two".