23840651 has 2 divisors, whose sum is σ = 23840652. Its totient is φ = 23840650.

The previous prime is 23840633. The next prime is 23840657. The reversal of 23840651 is 15604832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23840651 - 2⁶ = 23840587 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23840657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11920325 + 11920326.

It is an arithmetic number, because the mean of its divisors is an integer number (11920326).

Almost surely, 2^23840651 is an apocalyptic number.

23840651 is a deficient number, since it is larger than the sum of its proper divisors (1).

23840651 is an equidigital number, since it uses as much as digits as its factorization.

23840651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 23840651 is about 4882.6889108359. The cubic root of 23840651 is about 287.8101042095.

The spelling of 23840651 in words is "twenty-three million, eight hundred forty thousand, six hundred fifty-one".