23396013 has 8 divisors (see below), whose sum is σ = 34660800. Its totient is φ = 15597324.

The previous prime is 23396003. The next prime is 23396017. The reversal of 23396013 is 31069332.

23396013 is a `hidden beast` number, since 23 + 39 + 601 + 3 = 666.

It is not a de Polignac number, because 23396013 - 2¹² = 23391917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 866519 = 23396013 / (2 + 3 + 3 + 9 + 6 + 0 + 1 + 3).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23396017) 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, 433233 + ... + 433286.

It is an arithmetic number, because the mean of its divisors is an integer number (4332600).

Almost surely, 2^23396013 is an apocalyptic number.

It is an amenable number.

23396013 is a deficient number, since it is larger than the sum of its proper divisors (11264787).

23396013 is an equidigital number, since it uses as much as digits as its factorization.

23396013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866528 (or 866522 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 23396013 is about 4836.9425260179. The cubic root of 23396013 is about 286.0096048741.

The spelling of 23396013 in words is "twenty-three million, three hundred ninety-six thousand, thirteen".