233489864 has 16 divisors (see below), whose sum is σ = 442308300. Its totient is φ = 115540992.

The previous prime is 233489833. The next prime is 233489887. The reversal of 233489864 is 468984332.

It can be written as a sum of positive squares in 2 ways, for example, as 229764964 + 3724900 = 15158^2 + 1930^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149669 + ... + 151220.

Almost surely, 2^233489864 is an apocalyptic number.

It is an amenable number.

233489864 is a deficient number, since it is larger than the sum of its proper divisors (208818436).

233489864 is a wasteful number, since it uses less digits than its factorization.

233489864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300992 (or 300988 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The square root of 233489864 is about 15280.3751262853. The cubic root of 233489864 is about 615.7758854704.

The spelling of 233489864 in words is "two hundred thirty-three million, four hundred eighty-nine thousand, eight hundred sixty-four".