13894401 has 4 divisors (see below), whose sum is σ = 18525872. Its totient is φ = 9262932.

The previous prime is 13894381. The next prime is 13894429. The reversal of 13894401 is 10449831.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 13894401 - 2⁶ = 13894337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13894481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2315731 + ... + 2315736.

It is an arithmetic number, because the mean of its divisors is an integer number (4631468).

Almost surely, 2^13894401 is an apocalyptic number.

It is an amenable number.

13894401 is a deficient number, since it is larger than the sum of its proper divisors (4631471).

13894401 is an equidigital number, since it uses as much as digits as its factorization.

13894401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4631470.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 13894401 is about 3727.5194164484. The cubic root of 13894401 is about 240.4067235383.

The spelling of 13894401 in words is "thirteen million, eight hundred ninety-four thousand, four hundred one".