2789347 has 8 divisors (see below), whose sum is σ = 3093552. Its totient is φ = 2493600.

The previous prime is 2789341. The next prime is 2789351. The reversal of 2789347 is 7439872.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2789347 - 2¹¹ = 2787299 is a prime.

2789347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2789341) 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 7 ways as a sum of consecutive naturals, for example, 1408 + ... + 2749.

It is an arithmetic number, because the mean of its divisors is an integer number (386694).

2^2789347 is an apocalyptic number.

2789347 is a deficient number, since it is larger than the sum of its proper divisors (304205).

2789347 is a wasteful number, since it uses less digits than its factorization.

2789347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4229.

The product of its digits is 84672, while the sum is 40.

The square root of 2789347 is about 1670.1338269732. The cubic root of 2789347 is about 140.7669977694.

It can be divided in two parts, 2789 and 347, that added together give a square (3136 = 56²).

The spelling of 2789347 in words is "two million, seven hundred eighty-nine thousand, three hundred forty-seven".