3266240 has 56 divisors (see below), whose sum is σ = 7955280. Its totient is φ = 1276928.

The previous prime is 3266209. The next prime is 3266243. The reversal of 3266240 is 426623.

It is not an unprimeable number, because it can be changed into a prime (3266243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18794 + ... + 18966.

Almost surely, 2^3266240 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 3266240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3977640).

3266240 is an abundant number, since it is smaller than the sum of its proper divisors (4689040).

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

3266240 is a wasteful number, since it uses less digits than its factorization.

3266240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3266240 is about 1807.2741905975. The cubic root of 3266240 is about 148.3711163554.

The spelling of 3266240 in words is "three million, two hundred sixty-six thousand, two hundred forty".