23419943 has 4 divisors (see below), whose sum is σ = 23604480. Its totient is φ = 23235408.

The previous prime is 23419939. The next prime is 23419961. The reversal of 23419943 is 34991432.

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 23419943 - 2² = 23419939 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23419843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92078 + ... + 92331.

It is an arithmetic number, because the mean of its divisors is an integer number (5901120).

Almost surely, 2^23419943 is an apocalyptic number.

23419943 is a deficient number, since it is larger than the sum of its proper divisors (184537).

23419943 is a wasteful number, since it uses less digits than its factorization.

23419943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184536.

The product of its digits is 23328, while the sum is 35.

The square root of 23419943 is about 4839.4155638879. The cubic root of 23419943 is about 286.1070841283.

The spelling of 23419943 in words is "twenty-three million, four hundred nineteen thousand, nine hundred forty-three".