3320161 has 8 divisors (see below), whose sum is σ = 3605504. Its totient is φ = 3039120.

The previous prime is 3320143. The next prime is 3320189. The reversal of 3320161 is 1610233.

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 3320161 - 2⁵ = 3320129 is a prime.

It is a super-2 number, since 2×3320161² = 22046938131842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320101) 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, 646 + ... + 2656.

It is an arithmetic number, because the mean of its divisors is an integer number (450688).

Almost surely, 2^3320161 is an apocalyptic number.

It is an amenable number.

3320161 is a deficient number, since it is larger than the sum of its proper divisors (285343).

3320161 is a wasteful number, since it uses less digits than its factorization.

3320161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3320161 is about 1822.1308954079. The cubic root of 3320161 is about 149.1831299342.

Adding to 3320161 its reverse (1610233), we get a palindrome (4930394).

It can be divided in two parts, 3320 and 161, that added together give a square (3481 = 59²).

The spelling of 3320161 in words is "three million, three hundred twenty thousand, one hundred sixty-one".