22136065 has 8 divisors (see below), whose sum is σ = 30358080. Its totient is φ = 15178992.

The previous prime is 22136029. The next prime is 22136071. The reversal of 22136065 is 56063122.

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

It is a cyclic number.

It is not a de Polignac number, because 22136065 - 2⁷ = 22135937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316195 + ... + 316264.

It is an arithmetic number, because the mean of its divisors is an integer number (3794760).

Almost surely, 2^22136065 is an apocalyptic number.

It is an amenable number.

22136065 is a deficient number, since it is larger than the sum of its proper divisors (8222015).

22136065 is an equidigital number, since it uses as much as digits as its factorization.

22136065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632471.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 22136065 is about 4704.8979797653. The cubic root of 22136065 is about 280.7804121111.

Adding to 22136065 its reverse (56063122), we get a palindrome (78199187).

The spelling of 22136065 in words is "twenty-two million, one hundred thirty-six thousand, sixty-five".