14444444 has 12 divisors (see below), whose sum is σ = 28888944. Its totient is φ = 6190464.

The previous prime is 14444429. The next prime is 14444459. The reversal of 14444444 is 44444441.

It is an interprime number because it is at equal distance from previous prime (14444429) and next prime (14444459).

14444444 is an admirable number.

It is a nude number because it is divisible by every one of its digits.

14444444 is a modest number, since divided by 4444 gives 1444 as remainder.

It is a plaindrome in base 10.

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, 257909 + ... + 257964.

It is an arithmetic number, because the mean of its divisors is an integer number (2407412).

Almost surely, 2^14444444 is an apocalyptic number.

14444444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

14444444 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

14444444 is a wasteful number, since it uses less digits than its factorization.

14444444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515884 (or 515882 counting only the distinct ones).

The product of its digits is 16384, while the sum is 29.

The square root of 14444444 is about 3800.5846918599. The cubic root of 14444444 is about 243.5381166376.

Adding to 14444444 its reverse (44444441), we get a palindrome (58888885).

It can be divided in two parts, 144444 and 44, that multiplied together give a palindrome (6355536).

The spelling of 14444444 in words is "fourteen million, four hundred forty-four thousand, four hundred forty-four".