22064365 has 8 divisors (see below), whose sum is σ = 26569368. Its totient is φ = 17590080.

The previous prime is 22064347. The next prime is 22064387. The reversal of 22064365 is 56346022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10099684 + 11964681 = 3178^2 + 3459^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22064365 - 2⁵ = 22064333 is a prime.

It is a Duffinian number.

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 in 7 ways as a sum of consecutive naturals, for example, 6066 + ... + 8995.

It is an arithmetic number, because the mean of its divisors is an integer number (3321171).

Almost surely, 2^22064365 is an apocalyptic number.

It is an amenable number.

22064365 is a deficient number, since it is larger than the sum of its proper divisors (4505003).

22064365 is a wasteful number, since it uses less digits than its factorization.

22064365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15359.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 22064365 is about 4697.2720806868. The cubic root of 22064365 is about 280.4769295222.

The spelling of 22064365 in words is "twenty-two million, sixty-four thousand, three hundred sixty-five".