3295296640 has 64 divisors (see below), whose sum is σ = 7897707000. Its totient is φ = 1314791424.

The previous prime is 3295296629. The next prime is 3295296661. The reversal of 3295296640 is 466925923.

It can be written as a sum of positive squares in 4 ways, for example, as 2627177536 + 668119104 = 51256^2 + 25848^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255466 + ... + 268054.

Almost surely, 2^3295296640 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 3295296640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3948853500).

3295296640 is an abundant number, since it is smaller than the sum of its proper divisors (4602410360).

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

3295296640 is a wasteful number, since it uses less digits than its factorization.

3295296640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13017 (or 13005 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The square root of 3295296640 is about 57404.6743741309. The cubic root of 3295296640 is about 1488.0979046846.

The spelling of 3295296640 in words is "three billion, two hundred ninety-five million, two hundred ninety-six thousand, six hundred forty".