23283331 has 2 divisors, whose sum is σ = 23283332. Its totient is φ = 23283330.

The previous prime is 23283329. The next prime is 23283349. The reversal of 23283331 is 13338232.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23283331 - 2¹ = 23283329 is a prime.

It is a super-2 number, since 2×23283331² = 1084227004911122, which contains 22 as substring.

Together with 23283329, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 23283296 and 23283305.

It is not a weakly prime, because it can be changed into another prime (23283731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11641665 + 11641666.

It is an arithmetic number, because the mean of its divisors is an integer number (11641666).

Almost surely, 2^23283331 is an apocalyptic number.

23283331 is a deficient number, since it is larger than the sum of its proper divisors (1).

23283331 is an equidigital number, since it uses as much as digits as its factorization.

23283331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

The square root of 23283331 is about 4825.2804063598. The cubic root of 23283331 is about 285.5496972650.

The spelling of 23283331 in words is "twenty-three million, two hundred eighty-three thousand, three hundred thirty-one".