3298566656 has 160 divisors (see below), whose sum is σ = 8485171200. Its totient is φ = 1243238400.

The previous prime is 3298566647. The next prime is 3298566659. The reversal of 3298566656 is 6566658923.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is not an unprimeable number, because it can be changed into a prime (3298566659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1220795 + ... + 1223493.

It is an arithmetic number, because the mean of its divisors is an integer number (53032320).

Almost surely, 2^3298566656 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 3298566656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4242585600).

3298566656 is an abundant number, since it is smaller than the sum of its proper divisors (5186604544).

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

3298566656 is a wasteful number, since it uses less digits than its factorization.

3298566656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2766 (or 2750 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 56.

The square root of 3298566656 is about 57433.1494522110. The cubic root of 3298566656 is about 1488.5899691617.

The spelling of 3298566656 in words is "three billion, two hundred ninety-eight million, five hundred sixty-six thousand, six hundred fifty-six".