3221475 has 12 divisors (see below), whose sum is σ = 5326296. Its totient is φ = 1718080.

The previous prime is 3221473. The next prime is 3221497. The reversal of 3221475 is 5741223.

It is not a de Polignac number, because 3221475 - 2¹ = 3221473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3221473) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21402 + ... + 21551.

It is an arithmetic number, because the mean of its divisors is an integer number (443858).

Almost surely, 2^3221475 is an apocalyptic number.

3221475 is a deficient number, since it is larger than the sum of its proper divisors (2104821).

3221475 is a wasteful number, since it uses less digits than its factorization.

3221475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42966 (or 42961 counting only the distinct ones).

The product of its digits is 1680, while the sum is 24.

The square root of 3221475 is about 1794.8467901189. The cubic root of 3221475 is about 147.6901693442.

Adding to 3221475 its reverse (5741223), we get a palindrome (8962698).

The spelling of 3221475 in words is "three million, two hundred twenty-one thousand, four hundred seventy-five".