23841893 has 2 divisors, whose sum is σ = 23841894. Its totient is φ = 23841892.

The previous prime is 23841859. The next prime is 23841899. The reversal of 23841893 is 39814832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12159169 + 11682724 = 3487^2 + 3418^2 .

It is a cyclic number.

It is not a de Polignac number, because 23841893 - 2¹⁴ = 23825509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23841899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11920946 + 11920947.

It is an arithmetic number, because the mean of its divisors is an integer number (11920947).

Almost surely, 2^23841893 is an apocalyptic number.

It is an amenable number.

23841893 is a deficient number, since it is larger than the sum of its proper divisors (1).

23841893 is an equidigital number, since it uses as much as digits as its factorization.

23841893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 38.

The square root of 23841893 is about 4882.8160931987. The cubic root of 23841893 is about 287.8151020308.

The spelling of 23841893 in words is "twenty-three million, eight hundred forty-one thousand, eight hundred ninety-three".