3168401 has 4 divisors (see below), whose sum is σ = 3220404. Its totient is φ = 3116400.

The previous prime is 3168371. The next prime is 3168449. The reversal of 3168401 is 1048613.

It is a Cunningham number, because it is equal to 1780²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 102400 + 3066001 = 320^2 + 1751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3168401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3168461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25910 + ... + 26031.

It is an arithmetic number, because the mean of its divisors is an integer number (805101).

Almost surely, 2^3168401 is an apocalyptic number.

It is an amenable number.

3168401 is a deficient number, since it is larger than the sum of its proper divisors (52003).

3168401 is an equidigital number, since it uses as much as digits as its factorization.

3168401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52002.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 3168401 is about 1780.0002808989. Note that the first 3 decimals coincide. The cubic root of 3168401 is about 146.8746057632.

The spelling of 3168401 in words is "three million, one hundred sixty-eight thousand, four hundred one".