4044400 has 30 divisors (see below), whose sum is σ = 9717632. Its totient is φ = 1617600.

The previous prime is 4044379. The next prime is 4044401. The reversal of 4044400 is 44404.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4656 + ... + 5455.

Almost surely, 2^4044400 is an apocalyptic number.

4044400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4044400 is an abundant number, since it is smaller than the sum of its proper divisors (5673232).

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

4044400 is a wasteful number, since it uses less digits than its factorization.

4044400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10129 (or 10118 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 4044400 is about 2011.0693672770. The cubic root of 4044400 is about 159.3252837367.

Adding to 4044400 its reverse (44404), we get a palindrome (4088804).

It can be divided in two parts, 4044 and 400, that added together give a palindrome (4444).

The spelling of 4044400 in words is "four million, forty-four thousand, four hundred".