3284140 has 24 divisors (see below), whose sum is σ = 7120512. Its totient is φ = 1271040.

The previous prime is 3284137. The next prime is 3284143. The reversal of 3284140 is 414823.

It is an interprime number because it is at equal distance from previous prime (3284137) and next prime (3284143).

It is not an unprimeable number, because it can be changed into a prime (3284143) 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, 2029 + ... + 3268.

It is an arithmetic number, because the mean of its divisors is an integer number (296688).

Almost surely, 2^3284140 is an apocalyptic number.

It is an amenable number.

3284140 is an abundant number, since it is smaller than the sum of its proper divisors (3836372).

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

3284140 is a wasteful number, since it uses less digits than its factorization.

3284140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337 (or 5335 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 3284140 is about 1812.2196334882. The cubic root of 3284140 is about 148.6416625173.

Adding to 3284140 its reverse (414823), we get a palindrome (3698963).

The spelling of 3284140 in words is "three million, two hundred eighty-four thousand, one hundred forty".