3228894140 has 12 divisors (see below), whose sum is σ = 6780677736. Its totient is φ = 1291557648.

The previous prime is 3228894131. The next prime is 3228894203. The reversal of 3228894140 is 414988223.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80722334 + ... + 80722373.

It is an arithmetic number, because the mean of its divisors is an integer number (565056478).

Almost surely, 2^3228894140 is an apocalyptic number.

It is an amenable number.

3228894140 is an abundant number, since it is smaller than the sum of its proper divisors (3551783596).

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

3228894140 is a wasteful number, since it uses less digits than its factorization.

3228894140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161444716 (or 161444714 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 3228894140 is about 56823.3591052131. The cubic root of 3228894140 is about 1478.0346050738.

The spelling of 3228894140 in words is "three billion, two hundred twenty-eight million, eight hundred ninety-four thousand, one hundred forty".