23284739 has 2 divisors, whose sum is σ = 23284740. Its totient is φ = 23284738.

The previous prime is 23284721. The next prime is 23284757. The reversal of 23284739 is 93748232.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (23284721) and next prime (23284757).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23284739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23284769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11642369 + 11642370.

It is an arithmetic number, because the mean of its divisors is an integer number (11642370).

Almost surely, 2^23284739 is an apocalyptic number.

23284739 is a deficient number, since it is larger than the sum of its proper divisors (1).

23284739 is an equidigital number, since it uses as much as digits as its factorization.

23284739 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 23284739 is about 4825.4263024110. The cubic root of 23284739 is about 285.5554531119. Note that the first 3 decimals are identical.

The spelling of 23284739 in words is "twenty-three million, two hundred eighty-four thousand, seven hundred thirty-nine".