3290885928 has 128 divisors (see below), whose sum is σ = 10018713600. Its totient is φ = 992606400.

The previous prime is 3290885921. The next prime is 3290885957. The reversal of 3290885928 is 8295880923.

It is a super-2 number, since 2×3290885928² = 21659860382216842368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (3290885921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 526743 + ... + 532953.

It is an arithmetic number, because the mean of its divisors is an integer number (78271200).

Almost surely, 2^3290885928 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 3290885928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5009356800).

3290885928 is an abundant number, since it is smaller than the sum of its proper divisors (6727827672).

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

3290885928 is a wasteful number, since it uses less digits than its factorization.

3290885928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6460 (or 6450 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 3290885928 is about 57366.2438024314. The cubic root of 3290885928 is about 1487.4336749657.

The spelling of 3290885928 in words is "three billion, two hundred ninety million, eight hundred eighty-five thousand, nine hundred twenty-eight".