23727345 has 16 divisors (see below), whose sum is σ = 38180160. Its totient is φ = 12582464.

The previous prime is 23727337. The next prime is 23727349. The reversal of 23727345 is 54372732.

It is a cyclic number.

It is not a de Polignac number, because 23727345 - 2³ = 23727337 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23727349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1734 + ... + 7103.

It is an arithmetic number, because the mean of its divisors is an integer number (2386260).

Almost surely, 2^23727345 is an apocalyptic number.

It is an amenable number.

23727345 is a deficient number, since it is larger than the sum of its proper divisors (14452815).

23727345 is a wasteful number, since it uses less digits than its factorization.

23727345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9024.

The product of its digits is 35280, while the sum is 33.

The square root of 23727345 is about 4871.0722638861. The cubic root of 23727345 is about 287.3534274929.

The spelling of 23727345 in words is "twenty-three million, seven hundred twenty-seven thousand, three hundred forty-five".