13944364 has 12 divisors (see below), whose sum is σ = 27888784. Its totient is φ = 5976144.

The previous prime is 13944349. The next prime is 13944367. The reversal of 13944364 is 46344931.

13944364 is an admirable number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13944367) 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 3 ways as a sum of consecutive naturals, for example, 248979 + ... + 249034.

Almost surely, 2^13944364 is an apocalyptic number.

13944364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13944364 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.

13944364 is a wasteful number, since it uses less digits than its factorization.

13944364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498024 (or 498022 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 13944364 is about 3734.2153124853. The cubic root of 13944364 is about 240.6945390517.

The spelling of 13944364 in words is "thirteen million, nine hundred forty-four thousand, three hundred sixty-four".