2012273830 has 16 divisors (see below), whose sum is σ = 4139534880. Its totient is φ = 689922432.

The previous prime is 2012273819. The next prime is 2012273849. The reversal of 2012273830 is 383722102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14373315 + ... + 14373454.

It is an arithmetic number, because the mean of its divisors is an integer number (258720930).

Almost surely, 2^2012273830 is an apocalyptic number.

2012273830 is an abundant number, since it is smaller than the sum of its proper divisors (2127261050).

2012273830 is a wasteful number, since it uses less digits than its factorization.

2012273830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28746783.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2012273830 is about 44858.3752492219. The cubic root of 2012273830 is about 1262.4931382825.

Adding to 2012273830 its reverse (383722102), we get a palindrome (2395995932).

The spelling of 2012273830 in words is "two billion, twelve million, two hundred seventy-three thousand, eight hundred thirty".