23422843 has 4 divisors (see below), whose sum is σ = 23507680. Its totient is φ = 23338008.

The previous prime is 23422799. The next prime is 23422871. The reversal of 23422843 is 34822432.

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 23422843 - 2⁹ = 23422331 is a prime.

It is a super-3 number, since 3×23422843³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23422043) 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, 42003 + ... + 42556.

It is an arithmetic number, because the mean of its divisors is an integer number (5876920).

Almost surely, 2^23422843 is an apocalyptic number.

23422843 is a deficient number, since it is larger than the sum of its proper divisors (84837).

23422843 is an equidigital number, since it uses as much as digits as its factorization.

23422843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84836.

The product of its digits is 9216, while the sum is 28.

The square root of 23422843 is about 4839.7151775699. The cubic root of 23422843 is about 286.1188928149.

The spelling of 23422843 in words is "twenty-three million, four hundred twenty-two thousand, eight hundred forty-three".