3223161 has 12 divisors (see below), whose sum is σ = 4700592. Its totient is φ = 2128056.

The previous prime is 3223159. The next prime is 3223189. The reversal of 3223161 is 1613223.

3223161 = T₁₉₀ + T₁₉₁ + ... + T₂₉₆.

It is not a de Polignac number, because 3223161 - 2¹ = 3223159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3223061) 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, 711 + ... + 2636.

It is an arithmetic number, because the mean of its divisors is an integer number (391716).

Almost surely, 2^3223161 is an apocalyptic number.

It is an amenable number.

3223161 is a deficient number, since it is larger than the sum of its proper divisors (1477431).

3223161 is a wasteful number, since it uses less digits than its factorization.

3223161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3460 (or 3457 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 3223161 is about 1795.3164066537. The cubic root of 3223161 is about 147.7159300282.

Adding to 3223161 its reverse (1613223), we get a palindrome (4836384).

The spelling of 3223161 in words is "three million, two hundred twenty-three thousand, one hundred sixty-one".