2013650 has 48 divisors (see below), whose sum is σ = 4178304. Its totient is φ = 718080.

The previous prime is 2013619. The next prime is 2013653. The reversal of 2013650 is 563102.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (2013653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19499 + ... + 19601.

It is an arithmetic number, because the mean of its divisors is an integer number (87048).

2^2013650 is an apocalyptic number.

2013650 is an abundant number, since it is smaller than the sum of its proper divisors (2164654).

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

2013650 is a wasteful number, since it uses less digits than its factorization.

2013650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2013650 is about 1419.0313597662. The cubic root of 2013650 is about 126.2780874018.

Adding to 2013650 its reverse (563102), we get a palindrome (2576752).

The spelling of 2013650 in words is "two million, thirteen thousand, six hundred fifty".