3268771020 has 72 divisors (see below), whose sum is σ = 10437139440. Its totient is φ = 825793920.

The previous prime is 3268771019. The next prime is 3268771021. The reversal of 3268771020 is 201778623.

It is an interprime number because it is at equal distance from previous prime (3268771019) and next prime (3268771021).

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 (3268771021) 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 23 ways as a sum of consecutive naturals, for example, 474471 + ... + 481310.

It is an arithmetic number, because the mean of its divisors is an integer number (144960270).

Almost surely, 2^3268771020 is an apocalyptic number.

3268771020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3268771020 is an abundant number, since it is smaller than the sum of its proper divisors (7168368420).

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

3268771020 is a wasteful number, since it uses less digits than its factorization.

3268771020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955815 (or 955810 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 3268771020 is about 57173.1669579358. The cubic root of 3268771020 is about 1484.0943088061.

The spelling of 3268771020 in words is "three billion, two hundred sixty-eight million, seven hundred seventy-one thousand, twenty".