3446139 has 4 divisors (see below), whose sum is σ = 4594856. Its totient is φ = 2297424.

The previous prime is 3446137. The next prime is 3446171. The reversal of 3446139 is 9316443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9316443 = 3 ⋅3105481.

It is not a de Polignac number, because 3446139 - 2¹ = 3446137 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3446137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 574354 + ... + 574359.

It is an arithmetic number, because the mean of its divisors is an integer number (1148714).

Almost surely, 2^3446139 is an apocalyptic number.

3446139 is a deficient number, since it is larger than the sum of its proper divisors (1148717).

3446139 is a wasteful number, since it uses less digits than its factorization.

3446139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148716.

The product of its digits is 7776, while the sum is 30.

The square root of 3446139 is about 1856.3779248849. The cubic root of 3446139 is about 151.0465917654.

The spelling of 3446139 in words is "three million, four hundred forty-six thousand, one hundred thirty-nine".