13485538 has 16 divisors (see below), whose sum is σ = 22665024. Its totient is φ = 5963760.

The previous prime is 13485503. The next prime is 13485553. The reversal of 13485538 is 83558431.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 13485497 and 13485506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7470 + ... + 9097.

It is an arithmetic number, because the mean of its divisors is an integer number (1416564).

Almost surely, 2^13485538 is an apocalyptic number.

13485538 is a deficient number, since it is larger than the sum of its proper divisors (9179486).

13485538 is a wasteful number, since it uses less digits than its factorization.

13485538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16617.

The product of its digits is 57600, while the sum is 37.

The square root of 13485538 is about 3672.2660578994. The cubic root of 13485538 is about 238.0251015118.

It can be divided in two parts, 1348 and 5538, that added together give a palindrome (6886).

The spelling of 13485538 in words is "thirteen million, four hundred eighty-five thousand, five hundred thirty-eight".