3288420 has 36 divisors (see below), whose sum is σ = 9975420. Its totient is φ = 876864.

The previous prime is 3288419. The next prime is 3288433. The reversal of 3288420 is 248823.

It can be written as a sum of positive squares in 2 ways, for example, as 1790244 + 1498176 = 1338^2 + 1224^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8955 + ... + 9314.

It is an arithmetic number, because the mean of its divisors is an integer number (277095).

Almost surely, 2^3288420 is an apocalyptic number.

3288420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3288420 is an abundant number, since it is smaller than the sum of its proper divisors (6687000).

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

3288420 is a wasteful number, since it uses less digits than its factorization.

3288420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18284 (or 18279 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 3288420 is about 1813.4001213191. The cubic root of 3288420 is about 148.7062060659.

The spelling of 3288420 in words is "three million, two hundred eighty-eight thousand, four hundred twenty".