3394621 has 4 divisors (see below), whose sum is σ = 3400992. Its totient is φ = 3388252.

The previous prime is 3394619. The next prime is 3394627. The reversal of 3394621 is 1264933.

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.

It is a cyclic number.

It is not a de Polignac number, because 3394621 - 2¹ = 3394619 is a prime.

It is a Duffinian number.

3394621 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3394621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3394627) 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, 2305 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (850248).

Almost surely, 2^3394621 is an apocalyptic number.

It is an amenable number.

3394621 is a deficient number, since it is larger than the sum of its proper divisors (6371).

3394621 is an equidigital number, since it uses as much as digits as its factorization.

3394621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6370.

The product of its digits is 3888, while the sum is 28.

The square root of 3394621 is about 1842.4497279438. The cubic root of 3394621 is about 150.2901199890.

The spelling of 3394621 in words is "three million, three hundred ninety-four thousand, six hundred twenty-one".