233464921 has 2 divisors, whose sum is σ = 233464922. Its totient is φ = 233464920.

The previous prime is 233464883. The next prime is 233464939. The reversal of 233464921 is 129464332.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128504896 + 104960025 = 11336^2 + 10245^2 .

It is a cyclic number.

It is not a de Polignac number, because 233464921 - 2⁷ = 233464793 is a prime.

It is not a weakly prime, because it can be changed into another prime (233464991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116732460 + 116732461.

It is an arithmetic number, because the mean of its divisors is an integer number (116732461).

Almost surely, 2^233464921 is an apocalyptic number.

It is an amenable number.

233464921 is a deficient number, since it is larger than the sum of its proper divisors (1).

233464921 is an equidigital number, since it uses as much as digits as its factorization.

233464921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 34.

The square root of 233464921 is about 15279.5589268801. The cubic root of 233464921 is about 615.7539575451.

The spelling of 233464921 in words is "two hundred thirty-three million, four hundred sixty-four thousand, nine hundred twenty-one".