2130030 has 128 divisors (see below), whose sum is σ = 6912000. Its totient is φ = 465696.

The previous prime is 2130013. The next prime is 2130031. The reversal of 2130030 is 300312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2129994 and 2130021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 92599 + ... + 92621.

It is an arithmetic number, because the mean of its divisors is an integer number (54000).

2^2130030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2130030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3456000).

2130030 is an abundant number, since it is smaller than the sum of its proper divisors (4781970).

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

2130030 is a wasteful number, since it uses less digits than its factorization.

2130030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60 (or 40 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 2130030 is about 1459.4622297271. The cubic root of 2130030 is about 128.6654391798.

Adding to 2130030 its reverse (300312), we get a palindrome (2430342).

The spelling of 2130030 in words is "two million, one hundred thirty thousand, thirty".