22249603 has 4 divisors (see below), whose sum is σ = 22267768. Its totient is φ = 22231440.

The previous prime is 22249573. The next prime is 22249613. The reversal of 22249603 is 30694222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22249603 - 2⁵ = 22249571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22249613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7101 + ... + 9742.

It is an arithmetic number, because the mean of its divisors is an integer number (5566942).

Almost surely, 2^22249603 is an apocalyptic number.

22249603 is a deficient number, since it is larger than the sum of its proper divisors (18165).

22249603 is a wasteful number, since it uses less digits than its factorization.

22249603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18164.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 22249603 is about 4716.9484839248. The cubic root of 22249603 is about 281.2596435870.

The spelling of 22249603 in words is "twenty-two million, two hundred forty-nine thousand, six hundred three".