3306240 has 216 divisors, whose sum is σ = 13392288. Its totient is φ = 737280.

The previous prime is 3306239. The next prime is 3306253. The reversal of 3306240 is 426033.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 80620 + ... + 80660.

Almost surely, 2^3306240 is an apocalyptic number.

3306240 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 3306240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6696144).

3306240 is an abundant number, since it is smaller than the sum of its proper divisors (10086048).

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

3306240 is a wasteful number, since it uses less digits than its factorization.

3306240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3306240 is about 1818.3069047881. The cubic root of 3306240 is about 148.9743360750.

The spelling of 3306240 in words is "three million, three hundred six thousand, two hundred forty".