22340965 has 8 divisors (see below), whose sum is σ = 26835480. Its totient is φ = 17855232.

The previous prime is 22340959. The next prime is 22341013. The reversal of 22340965 is 56904322.

It can be written as a sum of positive squares in 4 ways, for example, as 4218916 + 18122049 = 2054^2 + 4257^2 .

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 22340965 - 2⁷ = 22340837 is a prime.

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, 6657 + ... + 9433.

It is an arithmetic number, because the mean of its divisors is an integer number (3354435).

Almost surely, 2^22340965 is an apocalyptic number.

It is an amenable number.

22340965 is a deficient number, since it is larger than the sum of its proper divisors (4494515).

22340965 is a wasteful number, since it uses less digits than its factorization.

22340965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4391.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 22340965 is about 4726.6230016789. The cubic root of 22340965 is about 281.6440901729.

The spelling of 22340965 in words is "twenty-two million, three hundred forty thousand, nine hundred sixty-five".