23133441 has 16 divisors (see below), whose sum is σ = 31711680. Its totient is φ = 14992320.

The previous prime is 23133437. The next prime is 23133497. The reversal of 23133441 is 14433132.

It is not a de Polignac number, because 23133441 - 2² = 23133437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23133641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49951 + ... + 50411.

It is an arithmetic number, because the mean of its divisors is an integer number (1981980).

Almost surely, 2^23133441 is an apocalyptic number.

It is an amenable number.

23133441 is a deficient number, since it is larger than the sum of its proper divisors (8578239).

23133441 is a wasteful number, since it uses less digits than its factorization.

23133441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896.

The product of its digits is 864, while the sum is 21.

The square root of 23133441 is about 4809.7235887315. The cubic root of 23133441 is about 284.9356210386.

Adding to 23133441 its reverse (14433132), we get a palindrome (37566573).

The spelling of 23133441 in words is "twenty-three million, one hundred thirty-three thousand, four hundred forty-one".