3301532220 has 48 divisors (see below), whose sum is σ = 10564904448. Its totient is φ = 754635840.

The previous prime is 3301532191. The next prime is 3301532239. The reversal of 3301532220 is 222351033.

It is a super-2 number, since 2×3301532220² = 21800229999396256800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3929976 + ... + 3930815.

It is an arithmetic number, because the mean of its divisors is an integer number (220102176).

Almost surely, 2^3301532220 is an apocalyptic number.

3301532220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3301532220 is an abundant number, since it is smaller than the sum of its proper divisors (7263372228).

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

3301532220 is a wasteful number, since it uses less digits than its factorization.

3301532220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7860810 (or 7860808 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3301532220 is about 57458.9611810029. The cubic root of 3301532220 is about 1489.0359392850.

Adding to 3301532220 its reverse (222351033), we get a palindrome (3523883253).

The spelling of 3301532220 in words is "three billion, three hundred one million, five hundred thirty-two thousand, two hundred twenty".