3420320204 has 96 divisors (see below), whose sum is σ = 7356303360. Its totient is φ = 1360396800.

The previous prime is 3420320161. The next prime is 3420320209. The reversal of 3420320204 is 4020230243.

It is not an unprimeable number, because it can be changed into a prime (3420320209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2363009 + ... + 2364455.

It is an arithmetic number, because the mean of its divisors is an integer number (76628160).

Almost surely, 2^3420320204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3420320204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3678151680).

3420320204 is an abundant number, since it is smaller than the sum of its proper divisors (3935983156).

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

3420320204 is a wasteful number, since it uses less digits than its factorization.

3420320204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 3420320204 is about 58483.5036912119. The cubic root of 3420320204 is about 1506.6842737085.

Adding to 3420320204 its reverse (4020230243), we get a palindrome (7440550447).

The spelling of 3420320204 in words is "three billion, four hundred twenty million, three hundred twenty thousand, two hundred four".