3220393 has 8 divisors (see below), whose sum is σ = 3588480. Its totient is φ = 2864880.

The previous prime is 3220381. The next prime is 3220409. The reversal of 3220393 is 3930223.

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

It is a cyclic number.

It is not a de Polignac number, because 3220393 - 2¹⁷ = 3089321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220093) 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, 2598 + ... + 3631.

It is an arithmetic number, because the mean of its divisors is an integer number (448560).

Almost surely, 2^3220393 is an apocalyptic number.

It is an amenable number.

3220393 is a deficient number, since it is larger than the sum of its proper divisors (368087).

3220393 is a wasteful number, since it uses less digits than its factorization.

3220393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6287.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 3220393 is about 1794.5453463203. The cubic root of 3220393 is about 147.6736325448.

The spelling of 3220393 in words is "three million, two hundred twenty thousand, three hundred ninety-three".