3294221 has 24 divisors (see below), whose sum is σ = 4158720. Its totient is φ = 2594592.

The previous prime is 3294191. The next prime is 3294233. The reversal of 3294221 is 1224923.

It is not a de Polignac number, because 3294221 - 2¹⁰ = 3293197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3294251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41660 + ... + 41738.

It is an arithmetic number, because the mean of its divisors is an integer number (173280).

Almost surely, 2^3294221 is an apocalyptic number.

It is an amenable number.

3294221 is a deficient number, since it is larger than the sum of its proper divisors (864499).

3294221 is a wasteful number, since it uses less digits than its factorization.

3294221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 146 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 3294221 is about 1814.9988980713. The cubic root of 3294221 is about 148.7935973707.

The spelling of 3294221 in words is "three million, two hundred ninety-four thousand, two hundred twenty-one".