22008037 has 2 divisors, whose sum is σ = 22008038. Its totient is φ = 22008036.

The previous prime is 22007989. The next prime is 22008043. The reversal of 22008037 is 73080022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21986721 + 21316 = 4689^2 + 146^2 .

It is a cyclic number.

It is not a de Polignac number, because 22008037 - 2¹¹ = 22005989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22007999 and 22008017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22008067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11004018 + 11004019.

It is an arithmetic number, because the mean of its divisors is an integer number (11004019).

Almost surely, 2^22008037 is an apocalyptic number.

It is an amenable number.

22008037 is a deficient number, since it is larger than the sum of its proper divisors (1).

22008037 is an equidigital number, since it uses as much as digits as its factorization.

22008037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 22008037 is about 4691.2724286701. The cubic root of 22008037 is about 280.2380501085.

Adding to 22008037 its reverse (73080022), we get a palindrome (95088059).

The spelling of 22008037 in words is "twenty-two million, eight thousand, thirty-seven".