13446424 has 8 divisors (see below), whose sum is σ = 25212060. Its totient is φ = 6723208.

The previous prime is 13446383. The next prime is 13446437. The reversal of 13446424 is 42464431.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 13446392 and 13446401.

It is a congruent number.

It is an unprimeable number.

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, 840394 + ... + 840409.

Almost surely, 2^13446424 is an apocalyptic number.

It is an amenable number.

13446424 is a deficient number, since it is larger than the sum of its proper divisors (11765636).

13446424 is a wasteful number, since it uses less digits than its factorization.

13446424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680809 (or 1680805 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 13446424 is about 3666.9365961249. The cubic root of 13446424 is about 237.7947527857.

The spelling of 13446424 in words is "thirteen million, four hundred forty-six thousand, four hundred twenty-four".