13398504 has 64 divisors (see below), whose sum is σ = 38586240. Its totient is φ = 3797760.

The previous prime is 13398503. The next prime is 13398547. The reversal of 13398504 is 40589331.

13398504 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 (13398503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28834 + ... + 29294.

It is an arithmetic number, because the mean of its divisors is an integer number (602910).

Almost surely, 2^13398504 is an apocalyptic number.

13398504 is a gapful number since it is divisible by the number (14) 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 13398504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19293120).

13398504 is an abundant number, since it is smaller than the sum of its proper divisors (25187736).

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

13398504 is a wasteful number, since it uses less digits than its factorization.

13398504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 13398504 is about 3660.3966998127. The cubic root of 13398504 is about 237.5119343957.

The spelling of 13398504 in words is "thirteen million, three hundred ninety-eight thousand, five hundred four".