23406623 has 4 divisors (see below), whose sum is σ = 23416680. Its totient is φ = 23396568.

The previous prime is 23406619. The next prime is 23406629. The reversal of 23406623 is 32660432.

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 23406623 - 2² = 23406619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23406592 and 23406601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23406629) 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, 461 + ... + 6857.

It is an arithmetic number, because the mean of its divisors is an integer number (5854170).

Almost surely, 2^23406623 is an apocalyptic number.

23406623 is a deficient number, since it is larger than the sum of its proper divisors (10057).

23406623 is an equidigital number, since it uses as much as digits as its factorization.

23406623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10056.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 23406623 is about 4838.0391689196. The cubic root of 23406623 is about 286.0528330843.

The spelling of 23406623 in words is "twenty-three million, four hundred six thousand, six hundred twenty-three".