3794221 has 4 divisors (see below), whose sum is σ = 3798432. Its totient is φ = 3790012.

The previous prime is 3794207. The next prime is 3794227. The reversal of 3794221 is 1224973.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3794221 is a prime.

It is a super-2 number, since 2×3794221² = 28792225993682, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3794221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3794227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145 + ... + 2758.

It is an arithmetic number, because the mean of its divisors is an integer number (949608).

Almost surely, 2^3794221 is an apocalyptic number.

It is an amenable number.

3794221 is a deficient number, since it is larger than the sum of its proper divisors (4211).

3794221 is a wasteful number, since it uses less digits than its factorization.

3794221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4210.

The product of its digits is 3024, while the sum is 28.

The square root of 3794221 is about 1947.8760227489. The cubic root of 3794221 is about 155.9699290055.

The spelling of 3794221 in words is "three million, seven hundred ninety-four thousand, two hundred twenty-one".