23734427 has 4 divisors (see below), whose sum is σ = 24375936. Its totient is φ = 23092920.

The previous prime is 23734421. The next prime is 23734433. The reversal of 23734427 is 72443732.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (23734421) and next prime (23734433).

It is a cyclic number.

It is not a de Polignac number, because 23734427 - 2⁴ = 23734411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23734393 and 23734402.

It is not an unprimeable number, because it can be changed into a prime (23734421) 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, 320699 + ... + 320772.

It is an arithmetic number, because the mean of its divisors is an integer number (6093984).

Almost surely, 2^23734427 is an apocalyptic number.

23734427 is a deficient number, since it is larger than the sum of its proper divisors (641509).

23734427 is an equidigital number, since it uses as much as digits as its factorization.

23734427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641508.

The product of its digits is 28224, while the sum is 32.

The square root of 23734427 is about 4871.7991543166. The cubic root of 23734427 is about 287.3820138425.

The spelling of 23734427 in words is "twenty-three million, seven hundred thirty-four thousand, four hundred twenty-seven".