3466240 has 44 divisors (see below), whose sum is σ = 8327196. Its totient is φ = 1384448.

The previous prime is 3466231. The next prime is 3466241. The reversal of 3466240 is 426643.

It can be written as a sum of positive squares in 2 ways, for example, as 2663424 + 802816 = 1632^2 + 896^2 .

It is not an unprimeable number, because it can be changed into a prime (3466241) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4782 + ... + 5458.

Almost surely, 2^3466240 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 3466240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4163598).

3466240 is an abundant number, since it is smaller than the sum of its proper divisors (4860956).

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

3466240 is an equidigital number, since it uses as much as digits as its factorization.

3466240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 3466240 is about 1861.7840905970. The cubic root of 3466240 is about 151.3397027255.

The spelling of 3466240 in words is "three million, four hundred sixty-six thousand, two hundred forty".