233487664 has 10 divisors (see below), whose sum is σ = 452382380. Its totient is φ = 116743824.

The previous prime is 233487641. The next prime is 233487679. The reversal of 233487664 is 466784332.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 233487664.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7296474 + ... + 7296505.

It is an arithmetic number, because the mean of its divisors is an integer number (45238238).

Almost surely, 2^233487664 is an apocalyptic number.

It is an amenable number.

233487664 is a deficient number, since it is larger than the sum of its proper divisors (218894716).

233487664 is a wasteful number, since it uses less digits than its factorization.

233487664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14592987 (or 14592981 counting only the distinct ones).

The product of its digits is 580608, while the sum is 43.

The square root of 233487664 is about 15280.3031383543. The cubic root of 233487664 is about 615.7739514661.

It can be divided in two parts, 2334 and 87664, that added together give a palindrome (89998).

The spelling of 233487664 in words is "two hundred thirty-three million, four hundred eighty-seven thousand, six hundred sixty-four".