404134022 has 8 divisors (see below), whose sum is σ = 606383400. Its totient is φ = 202006224.

The previous prime is 404133941. The next prime is 404134037. The reversal of 404134022 is 220431404.

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

It is a junction number, because it is equal to n+sod(n) for n = 404133985 and 404134003.

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, 21572 + ... + 35687.

It is an arithmetic number, because the mean of its divisors is an integer number (75797925).

Almost surely, 2^404134022 is an apocalyptic number.

404134022 is a deficient number, since it is larger than the sum of its proper divisors (202249378).

404134022 is a wasteful number, since it uses less digits than its factorization.

404134022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60790.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 404134022 is about 20103.0848876485. The cubic root of 404134022 is about 739.3359162752.

Adding to 404134022 its reverse (220431404), we get a palindrome (624565426).

The spelling of 404134022 in words is "four hundred four million, one hundred thirty-four thousand, twenty-two".