404498 has 8 divisors (see below), whose sum is σ = 642492. Its totient is φ = 190336.

The previous prime is 404497. The next prime is 404507. The reversal of 404498 is 894404.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 310249 + 94249 = 557^2 + 307^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 404498.

It is not an unprimeable number, because it can be changed into a prime (404497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5915 + ... + 5982.

2⁴⁰⁴⁴⁹⁸ is an apocalyptic number.

404498 is a deficient number, since it is larger than the sum of its proper divisors (237994).

404498 is a wasteful number, since it uses less digits than its factorization.

404498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11916.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 404498 is about 636.0015723251. The cubic root of 404498 is about 73.9557807402.

The spelling of 404498 in words is "four hundred four thousand, four hundred ninety-eight".