22331983 has 2 divisors, whose sum is σ = 22331984. Its totient is φ = 22331982.

The previous prime is 22331951. The next prime is 22331993. The reversal of 22331983 is 38913322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22331983 - 2⁵ = 22331951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22331923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11165991 + 11165992.

It is an arithmetic number, because the mean of its divisors is an integer number (11165992).

Almost surely, 2^22331983 is an apocalyptic number.

22331983 is a deficient number, since it is larger than the sum of its proper divisors (1).

22331983 is an equidigital number, since it uses as much as digits as its factorization.

22331983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 31.

The square root of 22331983 is about 4725.6727563385. The cubic root of 22331983 is about 281.6063408887.

The spelling of 22331983 in words is "twenty-two million, three hundred thirty-one thousand, nine hundred eighty-three".