4544022 has 16 divisors (see below), whose sum is σ = 10386432. Its totient is φ = 1298280.

The previous prime is 4544009. The next prime is 4544063. The reversal of 4544022 is 2204454.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 4544022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54054 + ... + 54137.

It is an arithmetic number, because the mean of its divisors is an integer number (649152).

Almost surely, 2^4544022 is an apocalyptic number.

4544022 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4544022 is an abundant number, since it is smaller than the sum of its proper divisors (5842410).

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

4544022 is a wasteful number, since it uses less digits than its factorization.

4544022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108203.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4544022 is about 2131.6711753927. The cubic root of 4544022 is about 165.6329772828.

Adding to 4544022 its reverse (2204454), we get a palindrome (6748476).

The spelling of 4544022 in words is "four million, five hundred forty-four thousand, twenty-two".