13386020 has 12 divisors (see below), whose sum is σ = 28110684. Its totient is φ = 5354400.

The previous prime is 13386019. The next prime is 13386047. The reversal of 13386020 is 2068331.

It can be written as a sum of positive squares in 2 ways, for example, as 6584356 + 6801664 = 2566^2 + 2608^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334631 + ... + 334670.

It is an arithmetic number, because the mean of its divisors is an integer number (2342557).

Almost surely, 2^13386020 is an apocalyptic number.

13386020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13386020 is an abundant number, since it is smaller than the sum of its proper divisors (14724664).

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

13386020 is a wasteful number, since it uses less digits than its factorization.

13386020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669310 (or 669308 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 13386020 is about 3658.6910227566. The cubic root of 13386020 is about 237.4381445563.

The spelling of 13386020 in words is "thirteen million, three hundred eighty-six thousand, twenty".