404097673 has 4 divisors (see below), whose sum is σ = 461825920. Its totient is φ = 346369428.

The previous prime is 404097671. The next prime is 404097721. The reversal of 404097673 is 376790404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404097673 - 2¹ = 404097671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404097671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28864113 + ... + 28864126.

It is an arithmetic number, because the mean of its divisors is an integer number (115456480).

Almost surely, 2^404097673 is an apocalyptic number.

It is an amenable number.

404097673 is a deficient number, since it is larger than the sum of its proper divisors (57728247).

404097673 is an equidigital number, since it uses as much as digits as its factorization.

404097673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57728246.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 404097673 is about 20102.1808020921. The cubic root of 404097673 is about 739.3137495966.

The spelling of 404097673 in words is "four hundred four million, ninety-seven thousand, six hundred seventy-three".