23303963 has 4 divisors (see below), whose sum is σ = 23799840. Its totient is φ = 22808088.

The previous prime is 23303953. The next prime is 23304041. The reversal of 23303963 is 36930332.

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

It is a cyclic number.

It is not a de Polignac number, because 23303963 - 2¹⁶ = 23238427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23303933) 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, 247868 + ... + 247961.

It is an arithmetic number, because the mean of its divisors is an integer number (5949960).

Almost surely, 2^23303963 is an apocalyptic number.

23303963 is a deficient number, since it is larger than the sum of its proper divisors (495877).

23303963 is an equidigital number, since it uses as much as digits as its factorization.

23303963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495876.

The product of its (nonzero) digits is 8748, while the sum is 29.

The square root of 23303963 is about 4827.4178397980. The cubic root of 23303963 is about 285.6340168441.

The spelling of 23303963 in words is "twenty-three million, three hundred three thousand, nine hundred sixty-three".