23138627 has 4 divisors (see below), whose sum is σ = 23203440. Its totient is φ = 23073816.

The previous prime is 23138623. The next prime is 23138659. The reversal of 23138627 is 72683132.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23138627 - 2² = 23138623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23138593 and 23138602.

It is not an unprimeable number, because it can be changed into a prime (23138623) 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, 31868 + ... + 32585.

It is an arithmetic number, because the mean of its divisors is an integer number (5800860).

Almost surely, 2^23138627 is an apocalyptic number.

23138627 is a deficient number, since it is larger than the sum of its proper divisors (64813).

23138627 is an equidigital number, since it uses as much as digits as its factorization.

23138627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64812.

The product of its digits is 12096, while the sum is 32.

The square root of 23138627 is about 4810.2626747403. The cubic root of 23138627 is about 284.9569115119.

The spelling of 23138627 in words is "twenty-three million, one hundred thirty-eight thousand, six hundred twenty-seven".