3205060320 has 384 divisors, whose sum is σ = 13330179072. Its totient is φ = 626688000.

The previous prime is 3205060319. The next prime is 3205060321. The reversal of 3205060320 is 230605023.

3205060320 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3205060319) and next prime (3205060321).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3205060321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 625770 + ... + 630870.

It is an arithmetic number, because the mean of its divisors is an integer number (34714008).

Almost surely, 2^3205060320 is an apocalyptic number.

3205060320 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 3205060320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6665089536).

3205060320 is an abundant number, since it is smaller than the sum of its proper divisors (10125118752).

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

3205060320 is a wasteful number, since it uses less digits than its factorization.

3205060320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5154 (or 5146 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3205060320 is about 56613.2521588365. The cubic root of 3205060320 is about 1474.3889561307.

Adding to 3205060320 its reverse (230605023), we get a palindrome (3435665343).

The spelling of 3205060320 in words is "three billion, two hundred five million, sixty thousand, three hundred twenty".