3404221002 has 144 divisors (see below), whose sum is σ = 9277966152. Its totient is φ = 894136320.

The previous prime is 3404220997. The next prime is 3404221003. The reversal of 3404221002 is 2001224043.

It can be written as a sum of positive squares in 4 ways, for example, as 1367594361 + 2036626641 = 36981^2 + 45129^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (3404221003) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3863602 + ... + 3864482.

Almost surely, 2^3404221002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3404221002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4638983076).

3404221002 is an abundant number, since it is smaller than the sum of its proper divisors (5873745150).

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

3404221002 is a wasteful number, since it uses less digits than its factorization.

3404221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253 (or 1243 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 3404221002 is about 58345.7025152667. The cubic root of 3404221002 is about 1504.3166033744.

Adding to 3404221002 its reverse (2001224043), we get a palindrome (5405445045).

The spelling of 3404221002 in words is "three billion, four hundred four million, two hundred twenty-one thousand, two".