233454479 has 2 divisors, whose sum is σ = 233454480. Its totient is φ = 233454478.

The previous prime is 233454457. The next prime is 233454491. The reversal of 233454479 is 974454332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 233454479 - 2⁸ = 233454223 is a prime.

It is a super-2 number, since 2×233454479² = 109001987530322882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (233454449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116727239 + 116727240.

It is an arithmetic number, because the mean of its divisors is an integer number (116727240).

Almost surely, 2^233454479 is an apocalyptic number.

233454479 is a deficient number, since it is larger than the sum of its proper divisors (1).

233454479 is an equidigital number, since it uses as much as digits as its factorization.

233454479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 41.

The square root of 233454479 is about 15279.2172247141. The cubic root of 233454479 is about 615.7447772956.

The spelling of 233454479 in words is "two hundred thirty-three million, four hundred fifty-four thousand, four hundred seventy-nine".