233040453 has 16 divisors (see below), whose sum is σ = 327526080. Its totient is φ = 146980224.

The previous prime is 233040449. The next prime is 233040461. The reversal of 233040453 is 354040332.

It is not a de Polignac number, because 233040453 - 2² = 233040449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233040413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46225 + ... + 51017.

It is an arithmetic number, because the mean of its divisors is an integer number (20470380).

Almost surely, 2^233040453 is an apocalyptic number.

It is an amenable number.

233040453 is a deficient number, since it is larger than the sum of its proper divisors (94485627).

233040453 is a wasteful number, since it uses less digits than its factorization.

233040453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5668.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 233040453 is about 15265.6625470367. The cubic root of 233040453 is about 615.3805589640.

Adding to 233040453 its reverse (354040332), we get a palindrome (587080785).

The spelling of 233040453 in words is "two hundred thirty-three million, forty thousand, four hundred fifty-three".