404425608 has 32 divisors (see below), whose sum is σ = 1027642560. Its totient is φ = 132598080.

The previous prime is 404425603. The next prime is 404425633. The reversal of 404425608 is 806524404.

It is not an unprimeable number, because it can be changed into a prime (404425603) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 136660 + ... + 139587.

It is an arithmetic number, because the mean of its divisors is an integer number (32113830).

Almost surely, 2^404425608 is an apocalyptic number.

It is an amenable number.

404425608 is an abundant number, since it is smaller than the sum of its proper divisors (623216952).

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

404425608 is a wasteful number, since it uses less digits than its factorization.

404425608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276317 (or 276313 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

The square root of 404425608 is about 20110.3358500051. The cubic root of 404425608 is about 739.5136858301.

The spelling of 404425608 in words is "four hundred four million, four hundred twenty-five thousand, six hundred eight".