404479079 has 8 divisors (see below), whose sum is σ = 439847568. Its totient is φ = 370396800.

The previous prime is 404479073. The next prime is 404479091. The reversal of 404479079 is 970974404.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404479079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404479073) 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, 320897 + ... + 322154.

It is an arithmetic number, because the mean of its divisors is an integer number (54980946).

Almost surely, 2^404479079 is an apocalyptic number.

404479079 is a deficient number, since it is larger than the sum of its proper divisors (35368489).

404479079 is a wasteful number, since it uses less digits than its factorization.

404479079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643105.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 404479079 is about 20111.6652468163. The cubic root of 404479079 is about 739.5462759142.

The spelling of 404479079 in words is "four hundred four million, four hundred seventy-nine thousand, seventy-nine".