2013630 has 16 divisors (see below), whose sum is σ = 4832784. Its totient is φ = 536960.

The previous prime is 2013619. The next prime is 2013653. The reversal of 2013630 is 363102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33531 + ... + 33590.

It is an arithmetic number, because the mean of its divisors is an integer number (302049).

2^2013630 is an apocalyptic number.

2013630 is an abundant number, since it is smaller than the sum of its proper divisors (2819154).

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

2013630 is a wasteful number, since it uses less digits than its factorization.

2013630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67131.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2013630 is about 1419.0243126881. The cubic root of 2013630 is about 126.2776693268.

Adding to 2013630 its reverse (363102), we get a palindrome (2376732).

The spelling of 2013630 in words is "two million, thirteen thousand, six hundred thirty".