13724036 has 6 divisors (see below), whose sum is σ = 24017070. Its totient is φ = 6862016.

The previous prime is 13724027. The next prime is 13724059. The reversal of 13724036 is 63042731.

It can be written as a sum of positive squares in only one way, i.e., 13645636 + 78400 = 3694^2 + 280^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13723996 and 13724014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715501 + ... + 1715508.

It is an arithmetic number, because the mean of its divisors is an integer number (4002845).

Almost surely, 2^13724036 is an apocalyptic number.

It is an amenable number.

13724036 is a deficient number, since it is larger than the sum of its proper divisors (10293034).

13724036 is a wasteful number, since it uses less digits than its factorization.

13724036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3431013 (or 3431011 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 13724036 is about 3704.5966042202. The cubic root of 13724036 is about 239.4201045970.

Adding to 13724036 its reverse (63042731), we get a palindrome (76766767).

The spelling of 13724036 in words is "thirteen million, seven hundred twenty-four thousand, thirty-six".