3257841630 has 32 divisors (see below), whose sum is σ = 7966348704. Its totient is φ = 852365696.

The previous prime is 3257841619. The next prime is 3257841659. The reversal of 3257841630 is 361487523.

It is a super-2 number, since 2×3257841630² = 21227064172322113800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1022889 + ... + 1026068.

It is an arithmetic number, because the mean of its divisors is an integer number (248948397).

Almost surely, 2^3257841630 is an apocalyptic number.

3257841630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3257841630 is an abundant number, since it is smaller than the sum of its proper divisors (4708507074).

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

3257841630 is a wasteful number, since it uses less digits than its factorization.

3257841630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049020.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 3257841630 is about 57077.5054640618. The cubic root of 3257841630 is about 1482.4384003176.

The spelling of 3257841630 in words is "three billion, two hundred fifty-seven million, eight hundred forty-one thousand, six hundred thirty".