3276662220 has 240 divisors, whose sum is σ = 11151452928. Its totient is φ = 800616960.

The previous prime is 3276662209. The next prime is 3276662227. The reversal of 3276662220 is 222666723.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3276662227) by changing a digit.

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 79 ways as a sum of consecutive naturals, for example, 3305925 + ... + 3306915.

Almost surely, 2^3276662220 is an apocalyptic number.

3276662220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3276662220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5575726464).

3276662220 is an abundant number, since it is smaller than the sum of its proper divisors (7874790708).

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

3276662220 is a wasteful number, since it uses less digits than its factorization.

3276662220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182 (or 1171 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 3276662220 is about 57242.1367525707. The cubic root of 3276662220 is about 1485.2876088175.

The spelling of 3276662220 in words is "three billion, two hundred seventy-six million, six hundred sixty-two thousand, two hundred twenty".