4048579 has 4 divisors (see below), whose sum is σ = 4142776. Its totient is φ = 3954384.

The previous prime is 4048573. The next prime is 4048589. The reversal of 4048579 is 9758404.

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

It is a cyclic number.

It is not a de Polignac number, because 4048579 - 2¹⁵ = 4015811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4048573) 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, 47034 + ... + 47119.

It is an arithmetic number, because the mean of its divisors is an integer number (1035694).

Almost surely, 2^4048579 is an apocalyptic number.

4048579 is a deficient number, since it is larger than the sum of its proper divisors (94197).

4048579 is an equidigital number, since it uses as much as digits as its factorization.

4048579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94196.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 4048579 is about 2012.1080984878. The cubic root of 4048579 is about 159.3801407543.

The spelling of 4048579 in words is "four million, forty-eight thousand, five hundred seventy-nine".