13628735 has 8 divisors (see below), whose sum is σ = 16578960. Its totient is φ = 10753344.

The previous prime is 13628729. The next prime is 13628737. The reversal of 13628735 is 53782631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13628735 - 2¹⁰ = 13627711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13628695 and 13628704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13628737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18305 + ... + 19034.

It is an arithmetic number, because the mean of its divisors is an integer number (2072370).

Almost surely, 2^13628735 is an apocalyptic number.

13628735 is a deficient number, since it is larger than the sum of its proper divisors (2950225).

13628735 is an equidigital number, since it uses as much as digits as its factorization.

13628735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37417.

The product of its digits is 30240, while the sum is 35.

The square root of 13628735 is about 3691.7116626302. The cubic root of 13628735 is about 238.8646315934.

The spelling of 13628735 in words is "thirteen million, six hundred twenty-eight thousand, seven hundred thirty-five".