22335437 has 2 divisors, whose sum is σ = 22335438. Its totient is φ = 22335436.

The previous prime is 22335427. The next prime is 22335473. The reversal of 22335437 is 73453322.

Together with next prime (22335473) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22335076 + 361 = 4726^2 + 19^2 .

It is a cyclic number.

It is not a de Polignac number, because 22335437 - 2⁴ = 22335421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22335427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11167718 + 11167719.

It is an arithmetic number, because the mean of its divisors is an integer number (11167719).

Almost surely, 2^22335437 is an apocalyptic number.

It is an amenable number.

22335437 is a deficient number, since it is larger than the sum of its proper divisors (1).

22335437 is an equidigital number, since it uses as much as digits as its factorization.

22335437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 29.

The square root of 22335437 is about 4726.0381928207. The cubic root of 22335437 is about 281.6208584554.

Adding to 22335437 its reverse (73453322), we get a palindrome (95788759).

The spelling of 22335437 in words is "twenty-two million, three hundred thirty-five thousand, four hundred thirty-seven".