2206130730 has 32 divisors (see below), whose sum is σ = 5296218048. Its totient is φ = 588134400.

The previous prime is 2206130711. The next prime is 2206130743. The reversal of 2206130730 is 370316022.

2206130730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2206130730.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126225 + ... + 142635.

It is an arithmetic number, because the mean of its divisors is an integer number (165506814).

Almost surely, 2^2206130730 is an apocalyptic number.

2206130730 is an abundant number, since it is smaller than the sum of its proper divisors (3090087318).

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

2206130730 is a wasteful number, since it uses less digits than its factorization.

2206130730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20902.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 2206130730 is about 46969.4659326674. The cubic root of 2206130730 is about 1301.7984437915.

Adding to 2206130730 its reverse (370316022), we get a palindrome (2576446752).

The spelling of 2206130730 in words is "two billion, two hundred six million, one hundred thirty thousand, seven hundred thirty".