13504828 has 12 divisors (see below), whose sum is σ = 23660280. Its totient is φ = 6744752.

The previous prime is 13504819. The next prime is 13504859. The reversal of 13504828 is 82840531.

13504828 is nontrivially palindromic in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 13504828.

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 in 3 ways as a sum of consecutive naturals, for example, 4263 + ... + 6721.

It is an arithmetic number, because the mean of its divisors is an integer number (1971690).

Almost surely, 2^13504828 is an apocalyptic number.

It is an amenable number.

13504828 is a deficient number, since it is larger than the sum of its proper divisors (10155452).

13504828 is a wasteful number, since it uses less digits than its factorization.

13504828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836 (or 3834 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 13504828 is about 3674.8915630260. The cubic root of 13504828 is about 238.1385394946.

The spelling of 13504828 in words is "thirteen million, five hundred four thousand, eight hundred twenty-eight".