23849493 has 8 divisors (see below), whose sum is σ = 31822368. Its totient is φ = 15888144.

The previous prime is 23849491. The next prime is 23849531. The reversal of 23849493 is 39494832.

It is a happy number.

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

It is not a de Polignac number, because 23849493 - 2¹ = 23849491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23849491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5146 + ... + 8612.

It is an arithmetic number, because the mean of its divisors is an integer number (3977796).

Almost surely, 2^23849493 is an apocalyptic number.

It is an amenable number.

23849493 is a deficient number, since it is larger than the sum of its proper divisors (7972875).

23849493 is a wasteful number, since it uses less digits than its factorization.

23849493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5763.

The product of its digits is 186624, while the sum is 42.

The square root of 23849493 is about 4883.5942706167. The cubic root of 23849493 is about 287.8456807324.

It can be divided in two parts, 23849 and 493, that added together give a palindrome (24342).

The spelling of 23849493 in words is "twenty-three million, eight hundred forty-nine thousand, four hundred ninety-three".