23233491 has 12 divisors (see below), whose sum is σ = 34020168. Its totient is φ = 15276384.

The previous prime is 23233487. The next prime is 23233499. The reversal of 23233491 is 19433232.

It is a happy number.

It is not a de Polignac number, because 23233491 - 2² = 23233487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23233499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17025 + ... + 18338.

It is an arithmetic number, because the mean of its divisors is an integer number (2835014).

Almost surely, 2^23233491 is an apocalyptic number.

23233491 is a deficient number, since it is larger than the sum of its proper divisors (10786677).

23233491 is a wasteful number, since it uses less digits than its factorization.

23233491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35442 (or 35439 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 23233491 is about 4820.1131729452. The cubic root of 23233491 is about 285.3458037040.

The spelling of 23233491 in words is "twenty-three million, two hundred thirty-three thousand, four hundred ninety-one".