220030350 has 24 divisors (see below), whose sum is σ = 545675640. Its totient is φ = 58674720.

The previous prime is 220030289. The next prime is 220030367. The reversal of 220030350 is 53030022.

It is a super-2 number, since 2×220030350² = 96826709842245000, which contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 733285 + ... + 733584.

It is an arithmetic number, because the mean of its divisors is an integer number (22736485).

Almost surely, 2^220030350 is an apocalyptic number.

220030350 is an abundant number, since it is smaller than the sum of its proper divisors (325645290).

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

220030350 is a wasteful number, since it uses less digits than its factorization.

220030350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466884 (or 1466879 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 220030350 is about 14833.4200371998. The cubic root of 220030350 is about 603.7088325860.

Adding to 220030350 its reverse (53030022), we get a palindrome (273060372).

The spelling of 220030350 in words is "two hundred twenty million, thirty thousand, three hundred fifty".