233440856 has 16 divisors (see below), whose sum is σ = 477492840. Its totient is φ = 106109440.

The previous prime is 233440853. The next prime is 233440873. The reversal of 233440856 is 658044332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233440853) 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 3 ways as a sum of consecutive naturals, for example, 1326281 + ... + 1326456.

Almost surely, 2^233440856 is an apocalyptic number.

It is an amenable number.

233440856 is an abundant number, since it is smaller than the sum of its proper divisors (244051984).

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

233440856 is a wasteful number, since it uses less digits than its factorization.

233440856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2652754 (or 2652750 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 233440856 is about 15278.7714165767. The cubic root of 233440856 is about 615.7328000081.

The spelling of 233440856 in words is "two hundred thirty-three million, four hundred forty thousand, eight hundred fifty-six".