2013320 has 16 divisors (see below), whose sum is σ = 4530060. Its totient is φ = 805312.

The previous prime is 2013313. The next prime is 2013329. The reversal of 2013320 is 233102.

It can be written as a sum of positive squares in 2 ways, for example, as 1999396 + 13924 = 1414^2 + 118^2 .

It is not an unprimeable number, because it can be changed into a prime (2013329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25127 + ... + 25206.

2^2013320 is an apocalyptic number.

2013320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013320 is an abundant number, since it is smaller than the sum of its proper divisors (2516740).

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

2013320 is a wasteful number, since it uses less digits than its factorization.

2013320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50344 (or 50340 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2013320 is about 1418.9150785019. The cubic root of 2013320 is about 126.2711888104.

Adding to 2013320 its reverse (233102), we get a palindrome (2246422).

The spelling of 2013320 in words is "two million, thirteen thousand, three hundred twenty".