23948321 has 2 divisors, whose sum is σ = 23948322. Its totient is φ = 23948320.

The previous prime is 23948317. The next prime is 23948329. The reversal of 23948321 is 12384932.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19704721 + 4243600 = 4439^2 + 2060^2 .

It is a cyclic number.

It is not a de Polignac number, because 23948321 - 2² = 23948317 is a prime.

It is not a weakly prime, because it can be changed into another prime (23948329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11974160 + 11974161.

It is an arithmetic number, because the mean of its divisors is an integer number (11974161).

Almost surely, 2^23948321 is an apocalyptic number.

It is an amenable number.

23948321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23948321 is an equidigital number, since it uses as much as digits as its factorization.

23948321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 32.

The square root of 23948321 is about 4893.7021772887. The cubic root of 23948321 is about 288.2427263463.

The spelling of 23948321 in words is "twenty-three million, nine hundred forty-eight thousand, three hundred twenty-one".