4254444 has 42 divisors (see below), whose sum is σ = 11170460. Its totient is φ = 1417176.

The previous prime is 4254389. The next prime is 4254449. The reversal of 4254444 is 4444524.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (4254449) by changing a digit.

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 13 ways as a sum of consecutive naturals, for example, 2187 + ... + 3645.

Almost surely, 2^4254444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4254444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5585230).

4254444 is an abundant number, since it is smaller than the sum of its proper divisors (6916016).

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

4254444 is a wasteful number, since it uses less digits than its factorization.

4254444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481 (or 1464 counting only the distinct ones).

The product of its digits is 10240, while the sum is 27.

The square root of 4254444 is about 2062.6303595167. The cubic root of 4254444 is about 162.0370285727.

Adding to 4254444 its reverse (4444524), we get a palindrome (8698968).

The spelling of 4254444 in words is "four million, two hundred fifty-four thousand, four hundred forty-four".