13516530 has 48 divisors (see below), whose sum is σ = 34482240. Its totient is φ = 3390208.

The previous prime is 13516501. The next prime is 13516541. The reversal of 13516530 is 3561531.

It is a self number, because there is not a number n which added to its sum of digits gives 13516530.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7891 + ... + 9449.

It is an arithmetic number, because the mean of its divisors is an integer number (718380).

Almost surely, 2^13516530 is an apocalyptic number.

13516530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13516530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17241120).

13516530 is an abundant number, since it is smaller than the sum of its proper divisors (20965710).

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

13516530 is a wasteful number, since it uses less digits than its factorization.

13516530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603 (or 1586 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 13516530 is about 3676.4833740954. The cubic root of 13516530 is about 238.2073023766.

The spelling of 13516530 in words is "thirteen million, five hundred sixteen thousand, five hundred thirty".