23423645 has 8 divisors (see below), whose sum is σ = 32123904. Its totient is φ = 16061904.

The previous prime is 23423623. The next prime is 23423663. The reversal of 23423645 is 54632432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23423645 - 2²² = 19229341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334589 + ... + 334658.

It is an arithmetic number, because the mean of its divisors is an integer number (4015488).

Almost surely, 2^23423645 is an apocalyptic number.

It is an amenable number.

23423645 is a deficient number, since it is larger than the sum of its proper divisors (8700259).

23423645 is an equidigital number, since it uses as much as digits as its factorization.

23423645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669259.

The product of its digits is 17280, while the sum is 29.

The square root of 23423645 is about 4839.7980329762. The cubic root of 23423645 is about 286.1221583555.

The spelling of 23423645 in words is "twenty-three million, four hundred twenty-three thousand, six hundred forty-five".