3225638 has 16 divisors (see below), whose sum is σ = 5268480. Its totient is φ = 1472256.

The previous prime is 3225539. The next prime is 3225647. The reversal of 3225638 is 8365223.

It is a self number, because there is not a number n which added to its sum of digits gives 3225638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883 + ... + 3161.

It is an arithmetic number, because the mean of its divisors is an integer number (329280).

Almost surely, 2^3225638 is an apocalyptic number.

3225638 is a deficient number, since it is larger than the sum of its proper divisors (2042842).

3225638 is a wasteful number, since it uses less digits than its factorization.

3225638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391.

The product of its digits is 8640, while the sum is 29.

The square root of 3225638 is about 1796.0061247112. The cubic root of 3225638 is about 147.7537602482.

The spelling of 3225638 in words is "three million, two hundred twenty-five thousand, six hundred thirty-eight".