13724324 has 12 divisors (see below), whose sum is σ = 24044748. Its totient is φ = 6854400.

The previous prime is 13724323. The next prime is 13724339. The reversal of 13724324 is 42342731.

It can be written as a sum of positive squares in 2 ways, for example, as 692224 + 13032100 = 832^2 + 3610^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13724293 and 13724302.

It is not an unprimeable number, because it can be changed into a prime (13724323) 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, 4184 + ... + 6704.

It is an arithmetic number, because the mean of its divisors is an integer number (2003729).

Almost surely, 2^13724324 is an apocalyptic number.

It is an amenable number.

13724324 is a deficient number, since it is larger than the sum of its proper divisors (10320424).

13724324 is a wasteful number, since it uses less digits than its factorization.

13724324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886 (or 3884 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 13724324 is about 3704.6354746452. The cubic root of 13724324 is about 239.4217793353.

The spelling of 13724324 in words is "thirteen million, seven hundred twenty-four thousand, three hundred twenty-four".