7049789 has 2 divisors, whose sum is σ = 7049790. Its totient is φ = 7049788.

The previous prime is 7049773. The next prime is 7049821. The reversal of 7049789 is 9879407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6604900 + 444889 = 2570^2 + 667^2 .

It is a cyclic number.

It is not a de Polignac number, because 7049789 - 2⁴ = 7049773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7049759) 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 as a sum of consecutive naturals, namely, 3524894 + 3524895.

It is an arithmetic number, because the mean of its divisors is an integer number (3524895).

Almost surely, 2^7049789 is an apocalyptic number.

It is an amenable number.

7049789 is a deficient number, since it is larger than the sum of its proper divisors (1).

7049789 is an equidigital number, since it uses as much as digits as its factorization.

7049789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 44.

The square root of 7049789 is about 2655.1438755744. The cubic root of 7049789 is about 191.7455849764.

The spelling of 7049789 in words is "seven million, forty-nine thousand, seven hundred eighty-nine".