22036408 has 8 divisors (see below), whose sum is σ = 41318280. Its totient is φ = 11018200.

The previous prime is 22036397. The next prime is 22036411. The reversal of 22036408 is 80463022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1377268 + ... + 1377283.

It is an arithmetic number, because the mean of its divisors is an integer number (5164785).

Almost surely, 2^22036408 is an apocalyptic number.

It is an amenable number.

22036408 is a deficient number, since it is larger than the sum of its proper divisors (19281872).

22036408 is a wasteful number, since it uses less digits than its factorization.

22036408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754557 (or 2754553 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 22036408 is about 4694.2952612719. The cubic root of 22036408 is about 280.3584185558.

The spelling of 22036408 in words is "twenty-two million, thirty-six thousand, four hundred eight".