13934219 has 12 divisors (see below), whose sum is σ = 15464232. Its totient is φ = 12542400.

The previous prime is 13934209. The next prime is 13934227. The reversal of 13934219 is 91243931.

It is not a de Polignac number, because 13934219 - 2¹⁶ = 13868683 is a prime.

It is a super-2 number, since 2×13934219² = 388324918279922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13934209) 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 11 ways as a sum of consecutive naturals, for example, 5924 + ... + 7934.

It is an arithmetic number, because the mean of its divisors is an integer number (1288686).

Almost surely, 2^13934219 is an apocalyptic number.

13934219 is a deficient number, since it is larger than the sum of its proper divisors (1530013).

13934219 is a wasteful number, since it uses less digits than its factorization.

13934219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078 (or 2065 counting only the distinct ones).

The product of its digits is 5832, while the sum is 32.

The square root of 13934219 is about 3732.8566808813. The cubic root of 13934219 is about 240.6361537305.

The spelling of 13934219 in words is "thirteen million, nine hundred thirty-four thousand, two hundred nineteen".