233412493 has 2 divisors, whose sum is σ = 233412494. Its totient is φ = 233412492.

The previous prime is 233412469. The next prime is 233412527. The reversal of 233412493 is 394214332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 161874729 + 71537764 = 12723^2 + 8458^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233412493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233412433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116706246 + 116706247.

It is an arithmetic number, because the mean of its divisors is an integer number (116706247).

Almost surely, 2^233412493 is an apocalyptic number.

It is an amenable number.

233412493 is a deficient number, since it is larger than the sum of its proper divisors (1).

233412493 is an equidigital number, since it uses as much as digits as its factorization.

233412493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 31.

The square root of 233412493 is about 15277.8432051124. The cubic root of 233412493 is about 615.7078618759.

The spelling of 233412493 in words is "two hundred thirty-three million, four hundred twelve thousand, four hundred ninety-three".