233213249 has 2 divisors, whose sum is σ = 233213250. Its totient is φ = 233213248.

The previous prime is 233213243. The next prime is 233213269. The reversal of 233213249 is 942312332.

233213249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 168169024 + 65044225 = 12968^2 + 8065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233213249 is a prime.

It is not a weakly prime, because it can be changed into another prime (233213243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116606624 + 116606625.

It is an arithmetic number, because the mean of its divisors is an integer number (116606625).

Almost surely, 2^233213249 is an apocalyptic number.

It is an amenable number.

233213249 is a deficient number, since it is larger than the sum of its proper divisors (1).

233213249 is an equidigital number, since it uses as much as digits as its factorization.

233213249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 233213249 is about 15271.3211281801. The cubic root of 233213249 is about 615.5326198709.

The spelling of 233213249 in words is "two hundred thirty-three million, two hundred thirteen thousand, two hundred forty-nine".