3045439 has 4 divisors (see below), whose sum is σ = 3119760. Its totient is φ = 2971120.

The previous prime is 3045437. The next prime is 3045443. The reversal of 3045439 is 9345403.

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

It is a cyclic number.

It is not a de Polignac number, because 3045439 - 2¹ = 3045437 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 (3045437) 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, 37099 + ... + 37180.

It is an arithmetic number, because the mean of its divisors is an integer number (779940).

Almost surely, 2^3045439 is an apocalyptic number.

3045439 is a deficient number, since it is larger than the sum of its proper divisors (74321).

3045439 is an equidigital number, since it uses as much as digits as its factorization.

3045439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74320.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 3045439 is about 1745.1186206101. The cubic root of 3045439 is about 144.9494710979.

The spelling of 3045439 in words is "three million, forty-five thousand, four hundred thirty-nine".