13928036 has 12 divisors (see below), whose sum is σ = 24626028. Its totient is φ = 6892032.

The previous prime is 13928003. The next prime is 13928059. The reversal of 13928036 is 63082931.

It can be written as a sum of positive squares in 2 ways, for example, as 7896100 + 6031936 = 2810^2 + 2456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13927993 and 13928011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17561 + ... + 18336.

It is an arithmetic number, because the mean of its divisors is an integer number (2052169).

Almost surely, 2^13928036 is an apocalyptic number.

It is an amenable number.

13928036 is a deficient number, since it is larger than the sum of its proper divisors (10697992).

13928036 is a wasteful number, since it uses less digits than its factorization.

13928036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35998 (or 35996 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 13928036 is about 3732.0284028930. The cubic root of 13928036 is about 240.6005561497.

The spelling of 13928036 in words is "thirteen million, nine hundred twenty-eight thousand, thirty-six".