404578368 has 56 divisors (see below), whose sum is σ = 1189390560. Its totient is φ = 134858880.

The previous prime is 404578327. The next prime is 404578379. The reversal of 404578368 is 863875404.

404578368 is a `hidden beast` number, since 40 + 4 + 578 + 36 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115338 + ... + 118793.

Almost surely, 2^404578368 is an apocalyptic number.

404578368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

404578368 is an abundant number, since it is smaller than the sum of its proper divisors (784812192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404578368 is a wasteful number, since it uses less digits than its factorization.

404578368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234152 (or 234136 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 404578368 is about 20114.1335383854. The cubic root of 404578368 is about 739.6067840316.

The spelling of 404578368 in words is "four hundred four million, five hundred seventy-eight thousand, three hundred sixty-eight".