13539796 has 12 divisors (see below), whose sum is σ = 23738400. Its totient is φ = 6757400.

The previous prime is 13539791. The next prime is 13539811. The reversal of 13539796 is 69793531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13539791) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 430 + ... + 5221.

It is an arithmetic number, because the mean of its divisors is an integer number (1978200).

Almost surely, 2^13539796 is an apocalyptic number.

It is an amenable number.

13539796 is a deficient number, since it is larger than the sum of its proper divisors (10198604).

13539796 is a wasteful number, since it uses less digits than its factorization.

13539796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6254 (or 6252 counting only the distinct ones).

The product of its digits is 153090, while the sum is 43.

The square root of 13539796 is about 3679.6461786427. The cubic root of 13539796 is about 238.3438994234.

The spelling of 13539796 in words is "thirteen million, five hundred thirty-nine thousand, seven hundred ninety-six".