13609506 has 16 divisors (see below), whose sum is σ = 27277344. Its totient is φ = 4526784.

The previous prime is 13609501. The next prime is 13609507. The reversal of 13609506 is 60590631.

It is a happy number.

13609506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13609501) 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, 970 + ... + 5306.

It is an arithmetic number, because the mean of its divisors is an integer number (1704834).

Almost surely, 2^13609506 is an apocalyptic number.

13609506 is an abundant number, since it is smaller than the sum of its proper divisors (13667838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13609506 is a wasteful number, since it uses less digits than its factorization.

13609506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 13609506 is about 3689.1063958634. The cubic root of 13609506 is about 238.7522394096.

The spelling of 13609506 in words is "thirteen million, six hundred nine thousand, five hundred six".