404054650 has 12 divisors (see below), whose sum is σ = 751541742. Its totient is φ = 161621840.

The previous prime is 404054611. The next prime is 404054653. The reversal of 404054650 is 56450404.

It can be written as a sum of positive squares in 3 ways, for example, as 198218241 + 205836409 = 14079^2 + 14347^2 .

It is not an unprimeable number, because it can be changed into a prime (404054653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4040497 + ... + 4040596.

Almost surely, 2^404054650 is an apocalyptic number.

404054650 is a deficient number, since it is larger than the sum of its proper divisors (347487092).

404054650 is a wasteful number, since it uses less digits than its factorization.

404054650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8081105 (or 8081100 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 404054650 is about 20101.1106658314. The cubic root of 404054650 is about 739.2875112005.

The spelling of 404054650 in words is "four hundred four million, fifty-four thousand, six hundred fifty".