404496478 has 8 divisors (see below), whose sum is σ = 607089240. Its totient is φ = 202133400.

The previous prime is 404496383. The next prime is 404496481. The reversal of 404496478 is 874694404.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52948 + ... + 60103.

It is an arithmetic number, because the mean of its divisors is an integer number (75886155).

Almost surely, 2^404496478 is an apocalyptic number.

404496478 is a deficient number, since it is larger than the sum of its proper divisors (202592762).

404496478 is a wasteful number, since it uses less digits than its factorization.

404496478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114842.

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 404496478 is about 20112.0978020693. The cubic root of 404496478 is about 739.5568798258.

The spelling of 404496478 in words is "four hundred four million, four hundred ninety-six thousand, four hundred seventy-eight".