22442303 has 8 divisors (see below), whose sum is σ = 24220896. Its totient is φ = 20671200.

The previous prime is 22442281. The next prime is 22442311. The reversal of 22442303 is 30324422.

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 22442303 - 2²⁰ = 21393727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22442383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5438 + ... + 8628.

It is an arithmetic number, because the mean of its divisors is an integer number (3027612).

Almost surely, 2^22442303 is an apocalyptic number.

22442303 is a deficient number, since it is larger than the sum of its proper divisors (1778593).

22442303 is a wasteful number, since it uses less digits than its factorization.

22442303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 22442303 is about 4737.3307885348. The cubic root of 22442303 is about 282.0692911901.

Adding to 22442303 its reverse (30324422), we get a palindrome (52766725).

It can be divided in two parts, 22 and 442303, that multiplied together give a triangular number (9730666 = T₄₄₁₁).

The spelling of 22442303 in words is "twenty-two million, four hundred forty-two thousand, three hundred three".