22273365 has 16 divisors (see below), whose sum is σ = 35739648. Its totient is φ = 11845056.

The previous prime is 22273351. The next prime is 22273367. The reversal of 22273365 is 56337222.

It is not a de Polignac number, because 22273365 - 2⁵ = 22273333 is a prime.

It is a super-2 number, since 2×22273365² = 992205576846450, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22273367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3807 + ... + 7683.

It is an arithmetic number, because the mean of its divisors is an integer number (2233728).

Almost surely, 2^22273365 is an apocalyptic number.

It is an amenable number.

22273365 is a deficient number, since it is larger than the sum of its proper divisors (13466283).

22273365 is a wasteful number, since it uses less digits than its factorization.

22273365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268.

The product of its digits is 15120, while the sum is 30.

The square root of 22273365 is about 4719.4666012167. The cubic root of 22273365 is about 281.3597339702.

The spelling of 22273365 in words is "twenty-two million, two hundred seventy-three thousand, three hundred sixty-five".