3225639 has 8 divisors (see below), whose sum is σ = 4309360. Its totient is φ = 2146176.

The previous prime is 3225539. The next prime is 3225647. The reversal of 3225639 is 9365223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3225639 - 2⁹ = 3225127 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3225679) 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, 1839 + ... + 3135.

It is an arithmetic number, because the mean of its divisors is an integer number (538670).

Almost surely, 2^3225639 is an apocalyptic number.

3225639 is a deficient number, since it is larger than the sum of its proper divisors (1083721).

3225639 is a wasteful number, since it uses less digits than its factorization.

3225639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129.

The product of its digits is 9720, while the sum is 30.

The square root of 3225639 is about 1796.0064031066. The cubic root of 3225639 is about 147.7537755169.

The spelling of 3225639 in words is "three million, two hundred twenty-five thousand, six hundred thirty-nine".