4422544 has 30 divisors (see below), whose sum is σ = 9969414. Its totient is φ = 1895040.

The previous prime is 4422527. The next prime is 4422557. The reversal of 4422544 is 4452244.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4410000 + 12544 = 2100^2 + 112^2 .

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2037 + ... + 3604.

Almost surely, 2^4422544 is an apocalyptic number.

It is an amenable number.

4422544 is an abundant number, since it is smaller than the sum of its proper divisors (5546870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4422544 is a wasteful number, since it uses less digits than its factorization.

4422544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5663 (or 5650 counting only the distinct ones).

The product of its digits is 5120, while the sum is 25.

The square root of 4422544 is about 2102.9845458300. The cubic root of 4422544 is about 164.1436377923.

Adding to 4422544 its reverse (4452244), we get a palindrome (8874788).

It can be divided in two parts, 44 and 22544, that multiplied together give a triangular number (991936 = T₁₄₀₈).

The spelling of 4422544 in words is "four million, four hundred twenty-two thousand, five hundred forty-four".