13853444 has 12 divisors (see below), whose sum is σ = 26447568. Its totient is φ = 6297000.

The previous prime is 13853431. The next prime is 13853459. The reversal of 13853444 is 44435831.

It is a super-2 number, since 2×13853444² = 383835821322272, which contains 22 as substring.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 13853444.

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, 157382 + ... + 157469.

It is an arithmetic number, because the mean of its divisors is an integer number (2203964).

Almost surely, 2^13853444 is an apocalyptic number.

It is an amenable number.

13853444 is a deficient number, since it is larger than the sum of its proper divisors (12594124).

13853444 is a wasteful number, since it uses less digits than its factorization.

13853444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314866 (or 314864 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 13853444 is about 3722.0214937585. The cubic root of 13853444 is about 240.1702726867.

The spelling of 13853444 in words is "thirteen million, eight hundred fifty-three thousand, four hundred forty-four".