22828435237 has 2 divisors, whose sum is σ = 22828435238. Its totient is φ = 22828435236.

The previous prime is 22828435207. The next prime is 22828435271. The reversal of 22828435237 is 73253482822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15908524641 + 6919910596 = 126129^2 + 83186^2 .

It is a cyclic number.

It is not a de Polignac number, because 22828435237 - 2⁷ = 22828435109 is a prime.

It is a super-2 number, since 2×22828435237² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22828435207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11414217618 + 11414217619.

It is an arithmetic number, because the mean of its divisors is an integer number (11414217619).

Almost surely, 2^22828435237 is an apocalyptic number.

It is an amenable number.

22828435237 is a deficient number, since it is larger than the sum of its proper divisors (1).

22828435237 is an equidigital number, since it uses as much as digits as its factorization.

22828435237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 46.

The spelling of 22828435237 in words is "twenty-two billion, eight hundred twenty-eight million, four hundred thirty-five thousand, two hundred thirty-seven".