3206144 has 44 divisors (see below), whose sum is σ = 6681408. Its totient is φ = 1536000.

The previous prime is 3206143. The next prime is 3206167. The reversal of 3206144 is 4416023.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3206143) 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, 31694 + ... + 31794.

Almost surely, 2^3206144 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 3206144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3340704).

3206144 is an abundant number, since it is smaller than the sum of its proper divisors (3475264).

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

3206144 is a wasteful number, since it uses less digits than its factorization.

3206144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3206144 is about 1790.5708586928. The cubic root of 3206144 is about 147.4555108571.

The spelling of 3206144 in words is "three million, two hundred six thousand, one hundred forty-four".