3312149 has 4 divisors (see below), whose sum is σ = 3318540. Its totient is φ = 3305760.

The previous prime is 3312139. The next prime is 3312151. The reversal of 3312149 is 9412133.

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 1737124 + 1575025 = 1318^2 + 1255^2 .

It is a cyclic number.

It is not a de Polignac number, because 3312149 - 2¹⁶ = 3246613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312109) 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, 2342 + ... + 3479.

It is an arithmetic number, because the mean of its divisors is an integer number (829635).

Almost surely, 2^3312149 is an apocalyptic number.

It is an amenable number.

3312149 is a deficient number, since it is larger than the sum of its proper divisors (6391).

3312149 is an equidigital number, since it uses as much as digits as its factorization.

3312149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6390.

The product of its digits is 648, while the sum is 23.

The square root of 3312149 is about 1819.9310426497. The cubic root of 3312149 is about 149.0630335528.

The spelling of 3312149 in words is "three million, three hundred twelve thousand, one hundred forty-nine".