13994324 has 6 divisors (see below), whose sum is σ = 24490074. Its totient is φ = 6997160.

The previous prime is 13994311. The next prime is 13994329. The reversal of 13994324 is 42349931.

It can be written as a sum of positive squares in only one way, i.e., 13987600 + 6724 = 3740^2 + 82^2 .

It is a super-2 number, since 2×13994324² = 391682208433952, which contains 22 as substring.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13994329) 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 as a sum of consecutive naturals, namely, 1749287 + ... + 1749294.

It is an arithmetic number, because the mean of its divisors is an integer number (4081679).

Almost surely, 2^13994324 is an apocalyptic number.

It is an amenable number.

13994324 is a deficient number, since it is larger than the sum of its proper divisors (10495750).

13994324 is a wasteful number, since it uses less digits than its factorization.

13994324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498585 (or 3498583 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 13994324 is about 3740.8988224757. The cubic root of 13994324 is about 240.9816506636.

The spelling of 13994324 in words is "thirteen million, nine hundred ninety-four thousand, three hundred twenty-four".