23013633 has 8 divisors (see below), whose sum is σ = 30720448. Its totient is φ = 15324624.

The previous prime is 23013611. The next prime is 23013637. The reversal of 23013633 is 33631032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-23013633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23013637) 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 7 ways as a sum of consecutive naturals, for example, 1066 + ... + 6867.

It is an arithmetic number, because the mean of its divisors is an integer number (3840056).

Almost surely, 2^23013633 is an apocalyptic number.

It is an amenable number.

23013633 is a deficient number, since it is larger than the sum of its proper divisors (7706815).

23013633 is an equidigital number, since it uses as much as digits as its factorization.

23013633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8903.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 23013633 is about 4797.2526512578. The cubic root of 23013633 is about 284.4428759284.

Adding to 23013633 its reverse (33631032), we get a palindrome (56644665).

The spelling of 23013633 in words is "twenty-three million, thirteen thousand, six hundred thirty-three".