3257861202 has 64 divisors (see below), whose sum is σ = 7430184960. Its totient is φ = 1057532112.

The previous prime is 3257861179. The next prime is 3257861213. The reversal of 3257861202 is 2021687523.

3257861202 is a `hidden beast` number, since 3 + 2 + 578 + 61 + 20 + 2 = 666.

It is a super-2 number, since 2×3257861202² = 21227319222993769608, which contains 22 as substring.

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, 850263 + ... + 854085.

It is an arithmetic number, because the mean of its divisors is an integer number (116096640).

Almost surely, 2^3257861202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3257861202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3715092480).

3257861202 is an abundant number, since it is smaller than the sum of its proper divisors (4172323758).

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

3257861202 is a wasteful number, since it uses less digits than its factorization.

3257861202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244 (or 4238 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 3257861202 is about 57077.6769148850. The cubic root of 3257861202 is about 1482.4413689729.

The spelling of 3257861202 in words is "three billion, two hundred fifty-seven million, eight hundred sixty-one thousand, two hundred two".