3298320 has 100 divisors (see below), whose sum is σ = 11478060. Its totient is φ = 877824.

The previous prime is 3298313. The next prime is 3298367. The reversal of 3298320 is 238923.

It can be written as a sum of positive squares in 2 ways, for example, as 1971216 + 1327104 = 1404^2 + 1152^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6226 + ... + 6734.

Almost surely, 2^3298320 is an apocalyptic number.

3298320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3298320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5739030).

3298320 is an abundant number, since it is smaller than the sum of its proper divisors (8179740).

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

3298320 is a wasteful number, since it uses less digits than its factorization.

3298320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 3298320 is about 1816.1277488106. The cubic root of 3298320 is about 148.8552864278.

It can be divided in two parts, 329 and 8320, that added together give a square (8649 = 93²).

The spelling of 3298320 in words is "three million, two hundred ninety-eight thousand, three hundred twenty".