4789479 has 4 divisors (see below), whose sum is σ = 6385976. Its totient is φ = 3192984.

The previous prime is 4789471. The next prime is 4789487. The reversal of 4789479 is 9749874.

It is a happy number.

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 (4789471) and next prime (4789487).

It is not a de Polignac number, because 4789479 - 2³ = 4789471 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4789471) 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 3 ways as a sum of consecutive naturals, for example, 798244 + ... + 798249.

It is an arithmetic number, because the mean of its divisors is an integer number (1596494).

Almost surely, 2^4789479 is an apocalyptic number.

4789479 is a deficient number, since it is larger than the sum of its proper divisors (1596497).

4789479 is a wasteful number, since it uses less digits than its factorization.

4789479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596496.

The product of its digits is 508032, while the sum is 48.

The square root of 4789479 is about 2188.4878340992. The cubic root of 4789479 is about 168.5631963053.

The spelling of 4789479 in words is "four million, seven hundred eighty-nine thousand, four hundred seventy-nine".