404033434 has 32 divisors (see below), whose sum is σ = 711317376. Its totient is φ = 168506880.

The previous prime is 404033429. The next prime is 404033453. The reversal of 404033434 is 434330404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 404033399 and 404033408.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 339789 + ... + 340975.

It is an arithmetic number, because the mean of its divisors is an integer number (22228668).

Almost surely, 2^404033434 is an apocalyptic number.

404033434 is a deficient number, since it is larger than the sum of its proper divisors (307283942).

404033434 is a wasteful number, since it uses less digits than its factorization.

404033434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 404033434 is about 20100.5829268706. The cubic root of 404033434 is about 739.2745715331.

Adding to 404033434 its reverse (434330404), we get a palindrome (838363838).

The spelling of 404033434 in words is "four hundred four million, thirty-three thousand, four hundred thirty-four".