13309764 has 36 divisors (see below), whose sum is σ = 33633936. Its totient is φ = 4094688.

The previous prime is 13309739. The next prime is 13309771. The reversal of 13309764 is 46790331.

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 11 ways as a sum of consecutive naturals, for example, 1254 + ... + 5309.

It is an arithmetic number, because the mean of its divisors is an integer number (934276).

Almost surely, 2^13309764 is an apocalyptic number.

It is an amenable number.

13309764 is an abundant number, since it is smaller than the sum of its proper divisors (20324172).

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

13309764 is a wasteful number, since it uses less digits than its factorization.

13309764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6596 (or 6581 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 13309764 is about 3648.2549253033. The cubic root of 13309764 is about 236.9864152159.

The spelling of 13309764 in words is "thirteen million, three hundred nine thousand, seven hundred sixty-four".