22283837 has 2 divisors, whose sum is σ = 22283838. Its totient is φ = 22283836.

The previous prime is 22283791. The next prime is 22283881. The reversal of 22283837 is 73838222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21335161 + 948676 = 4619^2 + 974^2 .

It is a cyclic number.

It is not a de Polignac number, because 22283837 - 2¹⁸ = 22021693 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22283797 and 22283806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22283897) 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, 11141918 + 11141919.

It is an arithmetic number, because the mean of its divisors is an integer number (11141919).

Almost surely, 2^22283837 is an apocalyptic number.

It is an amenable number.

22283837 is a deficient number, since it is larger than the sum of its proper divisors (1).

22283837 is an equidigital number, since it uses as much as digits as its factorization.

22283837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 35.

The square root of 22283837 is about 4720.5759182540. The cubic root of 22283837 is about 281.4038215683.

The spelling of 22283837 in words is "twenty-two million, two hundred eighty-three thousand, eight hundred thirty-seven".