23396493 has 4 divisors (see below), whose sum is σ = 31195328. Its totient is φ = 15597660.

The previous prime is 23396453. The next prime is 23396501. The reversal of 23396493 is 39469332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 23396493 - 2⁸ = 23396237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23396423) 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, 3899413 + ... + 3899418.

It is an arithmetic number, because the mean of its divisors is an integer number (7798832).

Almost surely, 2^23396493 is an apocalyptic number.

It is an amenable number.

23396493 is a deficient number, since it is larger than the sum of its proper divisors (7798835).

23396493 is an equidigital number, since it uses as much as digits as its factorization.

23396493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7798834.

The product of its digits is 104976, while the sum is 39.

The square root of 23396493 is about 4836.9921438845. The cubic root of 23396493 is about 286.0115608152.

The spelling of 23396493 in words is "twenty-three million, three hundred ninety-six thousand, four hundred ninety-three".