3200000220 has 72 divisors (see below), whose sum is σ = 9865826880. Its totient is φ = 839341440.

The previous prime is 3200000201. The next prime is 3200000233. The reversal of 3200000220 is 220000023.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134740 + ... + 156699.

Almost surely, 2^3200000220 is an apocalyptic number.

3200000220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3200000220 is an abundant number, since it is smaller than the sum of its proper divisors (6665826660).

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

3200000220 is a wasteful number, since it uses less digits than its factorization.

3200000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291515 (or 291510 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 3200000220 is about 56568.5444394674. The cubic root of 3200000220 is about 1473.6126332264.

Adding to 3200000220 its reverse (220000023), we get a palindrome (3420000243).

The spelling of 3200000220 in words is "three billion, two hundred million, two hundred twenty", and thus it is an aban number.