23983837 has 2 divisors, whose sum is σ = 23983838. Its totient is φ = 23983836.

The previous prime is 23983829. The next prime is 23983849. The reversal of 23983837 is 73838932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23707161 + 276676 = 4869^2 + 526^2 .

It is a cyclic number.

It is not a de Polignac number, because 23983837 - 2³ = 23983829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23983793 and 23983802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23983867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11991918 + 11991919.

It is an arithmetic number, because the mean of its divisors is an integer number (11991919).

Almost surely, 2^23983837 is an apocalyptic number.

It is an amenable number.

23983837 is a deficient number, since it is larger than the sum of its proper divisors (1).

23983837 is an equidigital number, since it uses as much as digits as its factorization.

23983837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 23983837 is about 4897.3295784540. The cubic root of 23983837 is about 288.3851465204.

The spelling of 23983837 in words is "twenty-three million, nine hundred eighty-three thousand, eight hundred thirty-seven".