3266840 has 16 divisors (see below), whose sum is σ = 7350480. Its totient is φ = 1306720.

The previous prime is 3266831. The next prime is 3266843. The reversal of 3266840 is 486623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3266843) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40796 + ... + 40875.

It is an arithmetic number, because the mean of its divisors is an integer number (459405).

Almost surely, 2^3266840 is an apocalyptic number.

It is an amenable number.

3266840 is an abundant number, since it is smaller than the sum of its proper divisors (4083640).

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

3266840 is a wasteful number, since it uses less digits than its factorization.

3266840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81682 (or 81678 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 3266840 is about 1807.4401788164. The cubic root of 3266840 is about 148.3802009317.

The spelling of 3266840 in words is "three million, two hundred sixty-six thousand, eight hundred forty".