220030340 has 12 divisors (see below), whose sum is σ = 462063756. Its totient is φ = 88012128.

The previous prime is 220030289. The next prime is 220030367. The reversal of 220030340 is 43030022.

It can be written as a sum of positive squares in 2 ways, for example, as 129095044 + 90935296 = 11362^2 + 9536^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5500739 + ... + 5500778.

It is an arithmetic number, because the mean of its divisors is an integer number (38505313).

Almost surely, 2^220030340 is an apocalyptic number.

220030340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220030340 is an abundant number, since it is smaller than the sum of its proper divisors (242033416).

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

220030340 is a wasteful number, since it uses less digits than its factorization.

220030340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001526 (or 11001524 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 220030340 is about 14833.4197001231. The cubic root of 220030340 is about 603.7088234402.

Adding to 220030340 its reverse (43030022), we get a palindrome (263060362).

The spelling of 220030340 in words is "two hundred twenty million, thirty thousand, three hundred forty".