3289240 has 16 divisors (see below), whose sum is σ = 7400880. Its totient is φ = 1315680.

The previous prime is 3289229. The next prime is 3289241. The reversal of 3289240 is 429823.

It is a junction number, because it is equal to n+sod(n) for n = 3289199 and 3289208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3289241) 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, 41076 + ... + 41155.

It is an arithmetic number, because the mean of its divisors is an integer number (462555).

Almost surely, 2^3289240 is an apocalyptic number.

It is an amenable number.

3289240 is an abundant number, since it is smaller than the sum of its proper divisors (4111640).

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

3289240 is a wasteful number, since it uses less digits than its factorization.

3289240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82242 (or 82238 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3289240 is about 1813.6262018398. The cubic root of 3289240 is about 148.7185654923.

The spelling of 3289240 in words is "three million, two hundred eighty-nine thousand, two hundred forty".