13296780 has 144 divisors (see below), whose sum is σ = 47121984. Its totient is φ = 2972160.

The previous prime is 13296769. The next prime is 13296791. The reversal of 13296780 is 8769231.

It is an interprime number because it is at equal distance from previous prime (13296769) and next prime (13296791).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 47 ways as a sum of consecutive naturals, for example, 76774 + ... + 76946.

It is an arithmetic number, because the mean of its divisors is an integer number (327236).

Almost surely, 2^13296780 is an apocalyptic number.

13296780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13296780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23560992).

13296780 is an abundant number, since it is smaller than the sum of its proper divisors (33825204).

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

13296780 is a wasteful number, since it uses less digits than its factorization.

13296780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 251 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 13296780 is about 3646.4750101982. The cubic root of 13296780 is about 236.9093281308.

The spelling of 13296780 in words is "thirteen million, two hundred ninety-six thousand, seven hundred eighty".