22284485 has 4 divisors (see below), whose sum is σ = 26741388. Its totient is φ = 17827584.

The previous prime is 22284469. The next prime is 22284497. The reversal of 22284485 is 58448222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17623204 + 4661281 = 4198^2 + 2159^2 .

It is a cyclic number.

It is not a de Polignac number, because 22284485 - 2⁴ = 22284469 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2228444 + ... + 2228453.

It is an arithmetic number, because the mean of its divisors is an integer number (6685347).

Almost surely, 2^22284485 is an apocalyptic number.

It is an amenable number.

22284485 is a deficient number, since it is larger than the sum of its proper divisors (4456903).

22284485 is an equidigital number, since it uses as much as digits as its factorization.

22284485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4456902.

The product of its digits is 40960, while the sum is 35.

The square root of 22284485 is about 4720.6445534482. The cubic root of 22284485 is about 281.4065492241.

The spelling of 22284485 in words is "twenty-two million, two hundred eighty-four thousand, four hundred eighty-five".