4009404579 has 16 divisors (see below), whose sum is σ = 5453138592. Its totient is φ = 2619422208.

The previous prime is 4009404517. The next prime is 4009404589. The reversal of 4009404579 is 9754049004.

It is not a de Polignac number, because 4009404579 - 2¹¹ = 4009402531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4009404579.

It is not an unprimeable number, because it can be changed into a prime (4009404589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125067 + ... + 153819.

It is an arithmetic number, because the mean of its divisors is an integer number (340821162).

Almost surely, 2^4009404579 is an apocalyptic number.

4009404579 is a deficient number, since it is larger than the sum of its proper divisors (1443734013).

4009404579 is a wasteful number, since it uses less digits than its factorization.

4009404579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29686.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 4009404579 is about 63319.8592781127. The cubic root of 4009404579 is about 1588.6441481268.

The spelling of 4009404579 in words is "four billion, nine million, four hundred four thousand, five hundred seventy-nine".