233956388 has 6 divisors (see below), whose sum is σ = 409423686. Its totient is φ = 116978192.

The previous prime is 233956379. The next prime is 233956399. The reversal of 233956388 is 883659332.

It is a happy number.

233956388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 179077924 + 54878464 = 13382^2 + 7408^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29244545 + ... + 29244552.

It is an arithmetic number, because the mean of its divisors is an integer number (68237281).

Almost surely, 2^233956388 is an apocalyptic number.

It is an amenable number.

233956388 is a deficient number, since it is larger than the sum of its proper divisors (175467298).

233956388 is a wasteful number, since it uses less digits than its factorization.

233956388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58489101 (or 58489099 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 233956388 is about 15295.6329715380. The cubic root of 233956388 is about 616.1857292599.

The spelling of 233956388 in words is "two hundred thirty-three million, nine hundred fifty-six thousand, three hundred eighty-eight".