422739579 has 8 divisors (see below), whose sum is σ = 576761152. Its totient is φ = 275272200.

The previous prime is 422739547. The next prime is 422739599. The reversal of 422739579 is 975937224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422739579 - 2⁵ = 422739547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422739599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1638397 + ... + 1638654.

It is an arithmetic number, because the mean of its divisors is an integer number (72095144).

Almost surely, 2^422739579 is an apocalyptic number.

422739579 is a deficient number, since it is larger than the sum of its proper divisors (154021573).

422739579 is a wasteful number, since it uses less digits than its factorization.

422739579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277097.

The product of its digits is 952560, while the sum is 48.

The square root of 422739579 is about 20560.6317753127. The cubic root of 422739579 is about 750.5119935151.

The spelling of 422739579 in words is "four hundred twenty-two million, seven hundred thirty-nine thousand, five hundred seventy-nine".