22284453 has 4 divisors (see below), whose sum is σ = 29712608. Its totient is φ = 14856300.

The previous prime is 22284419. The next prime is 22284461. The reversal of 22284453 is 35448222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22284453 - 2¹⁴ = 22268069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22284453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22284413) 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, 3714073 + ... + 3714078.

It is an arithmetic number, because the mean of its divisors is an integer number (7428152).

Almost surely, 2^22284453 is an apocalyptic number.

It is an amenable number.

22284453 is a deficient number, since it is larger than the sum of its proper divisors (7428155).

22284453 is an equidigital number, since it uses as much as digits as its factorization.

22284453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7428154.

The product of its digits is 15360, while the sum is 30.

The square root of 22284453 is about 4720.6411640793. The cubic root of 22284453 is about 281.4064145263.

The spelling of 22284453 in words is "twenty-two million, two hundred eighty-four thousand, four hundred fifty-three".