3285644 has 6 divisors (see below), whose sum is σ = 5749884. Its totient is φ = 1642820.

The previous prime is 3285593. The next prime is 3285647. The reversal of 3285644 is 4465823.

It is a self number, because there is not a number n which added to its sum of digits gives 3285644.

It is not an unprimeable number, because it can be changed into a prime (3285647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 410702 + ... + 410709.

It is an arithmetic number, because the mean of its divisors is an integer number (958314).

Almost surely, 2^3285644 is an apocalyptic number.

It is an amenable number.

3285644 is a deficient number, since it is larger than the sum of its proper divisors (2464240).

3285644 is a wasteful number, since it uses less digits than its factorization.

3285644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821415 (or 821413 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

The square root of 3285644 is about 1812.6345467303. The cubic root of 3285644 is about 148.6643496280.

The spelling of 3285644 in words is "three million, two hundred eighty-five thousand, six hundred forty-four".