3047823 has 12 divisors (see below), whose sum is σ = 4463680. Its totient is φ = 2003616.

The previous prime is 3047819. The next prime is 3047861. The reversal of 3047823 is 3287403.

3047823 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3047823 - 2² = 3047819 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 (3047123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1663 + ... + 2976.

Almost surely, 2^3047823 is an apocalyptic number.

3047823 is a deficient number, since it is larger than the sum of its proper divisors (1415857).

3047823 is a wasteful number, since it uses less digits than its factorization.

3047823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4718 (or 4715 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 3047823 is about 1745.8015351122. The cubic root of 3047823 is about 144.9872838631.

The spelling of 3047823 in words is "three million, forty-seven thousand, eight hundred twenty-three".