23046643 has 4 divisors (see below), whose sum is σ = 23056560. Its totient is φ = 23036728.

The previous prime is 23046641. The next prime is 23046701. The reversal of 23046643 is 34664032.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23046643 - 2¹ = 23046641 is a prime.

It is a super-2 number, since 2×23046643² = 1062295507138898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23046641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621 + ... + 6817.

It is an arithmetic number, because the mean of its divisors is an integer number (5764140).

Almost surely, 2^23046643 is an apocalyptic number.

23046643 is a deficient number, since it is larger than the sum of its proper divisors (9917).

23046643 is an equidigital number, since it uses as much as digits as its factorization.

23046643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9916.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 23046643 is about 4800.6919292952. The cubic root of 23046643 is about 284.5788094653.

The spelling of 23046643 in words is "twenty-three million, forty-six thousand, six hundred forty-three".