233764393 has 2 divisors, whose sum is σ = 233764394. Its totient is φ = 233764392.

The previous prime is 233764379. The next prime is 233764441. The reversal of 233764393 is 393467332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202549824 + 31214569 = 14232^2 + 5587^2 .

It is a cyclic number.

It is not a de Polignac number, because 233764393 - 2¹⁷ = 233633321 is a prime.

It is not a weakly prime, because it can be changed into another prime (233761393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116882196 + 116882197.

It is an arithmetic number, because the mean of its divisors is an integer number (116882197).

Almost surely, 2^233764393 is an apocalyptic number.

It is an amenable number.

233764393 is a deficient number, since it is larger than the sum of its proper divisors (1).

233764393 is an equidigital number, since it uses as much as digits as its factorization.

233764393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 40.

The square root of 233764393 is about 15289.3555456075. The cubic root of 233764393 is about 616.0171266743.

The spelling of 233764393 in words is "two hundred thirty-three million, seven hundred sixty-four thousand, three hundred ninety-three".