23506633 has 4 divisors (see below), whose sum is σ = 23540868. Its totient is φ = 23472400.

The previous prime is 23506607. The next prime is 23506661. The reversal of 23506633 is 33660532.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19474569 + 4032064 = 4413^2 + 2008^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23506633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23506663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16066 + ... + 17467.

It is an arithmetic number, because the mean of its divisors is an integer number (5885217).

Almost surely, 2^23506633 is an apocalyptic number.

It is an amenable number.

23506633 is a deficient number, since it is larger than the sum of its proper divisors (34235).

23506633 is an equidigital number, since it uses as much as digits as its factorization.

23506633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34234.

The product of its (nonzero) digits is 9720, while the sum is 28.

The square root of 23506633 is about 4848.3639508601. The cubic root of 23506633 is about 286.4596623166.

The spelling of 23506633 in words is "twenty-three million, five hundred six thousand, six hundred thirty-three".