3205022250 has 64 divisors (see below), whose sum is σ = 8047952640. Its totient is φ = 849521600.

The previous prime is 3205022209. The next prime is 3205022281. The reversal of 3205022250 is 522205023.

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, 112456 + ... + 138044.

It is an arithmetic number, because the mean of its divisors is an integer number (125749260).

Almost surely, 2^3205022250 is an apocalyptic number.

3205022250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3205022250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4023976320).

3205022250 is an abundant number, since it is smaller than the sum of its proper divisors (4842930390).

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

3205022250 is a wasteful number, since it uses less digits than its factorization.

3205022250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25776 (or 25766 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 3205022250 is about 56612.9159291411. The cubic root of 3205022250 is about 1474.3831184652.

Adding to 3205022250 its reverse (522205023), we get a palindrome (3727227273).

The spelling of 3205022250 in words is "three billion, two hundred five million, twenty-two thousand, two hundred fifty".