3204222420 has 96 divisors (see below), whose sum is σ = 10319033088. Its totient is φ = 727713792.

The previous prime is 3204222409. The next prime is 3204222433. The reversal of 3204222420 is 242224023.

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 31 ways as a sum of consecutive naturals, for example, 41644 + ... + 90236.

It is an arithmetic number, because the mean of its divisors is an integer number (107489928).

Almost surely, 2^3204222420 is an apocalyptic number.

3204222420 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 3204222420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5159516544).

3204222420 is an abundant number, since it is smaller than the sum of its proper divisors (7114810668).

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

3204222420 is a wasteful number, since it uses less digits than its factorization.

3204222420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48769 (or 48767 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 3204222420 is about 56605.8514643142. The cubic root of 3204222420 is about 1474.2604615986.

Adding to 3204222420 its reverse (242224023), we get a palindrome (3446446443).

The spelling of 3204222420 in words is "three billion, two hundred four million, two hundred twenty-two thousand, four hundred twenty".