13345304 has 32 divisors (see below), whose sum is σ = 28788480. Its totient is φ = 5681184.

The previous prime is 13345303. The next prime is 13345331. The reversal of 13345304 is 40354331.

It is a self number, because there is not a number n which added to its sum of digits gives 13345304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13345301) 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, 8639 + ... + 10065.

It is an arithmetic number, because the mean of its divisors is an integer number (899640).

Almost surely, 2^13345304 is an apocalyptic number.

13345304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13345304 is an abundant number, since it is smaller than the sum of its proper divisors (15443176).

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

13345304 is a wasteful number, since it uses less digits than its factorization.

13345304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607 (or 1603 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 13345304 is about 3653.1224999991. The cubic root of 13345304 is about 237.1971630463.

Adding to 13345304 its reverse (40354331), we get a palindrome (53699635).

The spelling of 13345304 in words is "thirteen million, three hundred forty-five thousand, three hundred four".