4780779 has 4 divisors (see below), whose sum is σ = 6374376. Its totient is φ = 3187184.

The previous prime is 4780777. The next prime is 4780781. The reversal of 4780779 is 9770874.

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

It is an interprime number because it is at equal distance from previous prime (4780777) and next prime (4780781).

It is a cyclic number.

It is not a de Polignac number, because 4780779 - 2¹ = 4780777 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 4780779.

It is not an unprimeable number, because it can be changed into a prime (4780771) 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, 796794 + ... + 796799.

It is an arithmetic number, because the mean of its divisors is an integer number (1593594).

Almost surely, 2^4780779 is an apocalyptic number.

4780779 is a deficient number, since it is larger than the sum of its proper divisors (1593597).

4780779 is a wasteful number, since it uses less digits than its factorization.

4780779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593596.

The product of its (nonzero) digits is 98784, while the sum is 42.

The square root of 4780779 is about 2186.4992568030. The cubic root of 4780779 is about 168.4610704678.

The spelling of 4780779 in words is "four million, seven hundred eighty thousand, seven hundred seventy-nine".