3312401 has 4 divisors (see below), whose sum is σ = 3342900. Its totient is φ = 3281904.

The previous prime is 3312389. The next prime is 3312451. The reversal of 3312401 is 1042133.

It is a Cunningham number, because it is equal to 1820²+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 2310400 + 1002001 = 1520^2 + 1001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3312401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312451) 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, 15086 + ... + 15303.

It is an arithmetic number, because the mean of its divisors is an integer number (835725).

Almost surely, 2^3312401 is an apocalyptic number.

It is an amenable number.

3312401 is a deficient number, since it is larger than the sum of its proper divisors (30499).

3312401 is a wasteful number, since it uses less digits than its factorization.

3312401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30498.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3312401 is about 1820.0002747253. Note that the first 3 decimals coincide. The cubic root of 3312401 is about 149.0668138710.

Adding to 3312401 its reverse (1042133), we get a palindrome (4354534).

The spelling of 3312401 in words is "three million, three hundred twelve thousand, four hundred one".