23273849 has 2 divisors, whose sum is σ = 23273850. Its totient is φ = 23273848.

The previous prime is 23273843. The next prime is 23273881. The reversal of 23273849 is 94837232.

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., 17305600 + 5968249 = 4160^2 + 2443^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23273849 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23273843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11636924 + 11636925.

It is an arithmetic number, because the mean of its divisors is an integer number (11636925).

Almost surely, 2^23273849 is an apocalyptic number.

It is an amenable number.

23273849 is a deficient number, since it is larger than the sum of its proper divisors (1).

23273849 is an equidigital number, since it uses as much as digits as its factorization.

23273849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 38.

The square root of 23273849 is about 4824.2977727334. The cubic root of 23273849 is about 285.5109291886.

The spelling of 23273849 in words is "twenty-three million, two hundred seventy-three thousand, eight hundred forty-nine".