13514820 has 48 divisors (see below), whose sum is σ = 41283648. Its totient is φ = 3276160.

The previous prime is 13514797. The next prime is 13514821. The reversal of 13514820 is 2841531.

It is not an unprimeable number, because it can be changed into a prime (13514821) 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, 9579 + ... + 10898.

It is an arithmetic number, because the mean of its divisors is an integer number (860076).

Almost surely, 2^13514820 is an apocalyptic number.

13514820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13514820 is an abundant number, since it is smaller than the sum of its proper divisors (27768828).

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

13514820 is a wasteful number, since it uses less digits than its factorization.

13514820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20500 (or 20498 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 13514820 is about 3676.2508075484. The cubic root of 13514820 is about 238.1972566112.

Subtracting from 13514820 its reverse (2841531), we obtain a square (10673289 = 3267²).

The spelling of 13514820 in words is "thirteen million, five hundred fourteen thousand, eight hundred twenty".