404013022 has 8 divisors (see below), whose sum is σ = 692593776. Its totient is φ = 173148432.

The previous prime is 404013019. The next prime is 404013037. The reversal of 404013022 is 220310404.

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 = 404012987 and 404013005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14429023 + ... + 14429050.

It is an arithmetic number, because the mean of its divisors is an integer number (86574222).

Almost surely, 2^404013022 is an apocalyptic number.

404013022 is a deficient number, since it is larger than the sum of its proper divisors (288580754).

404013022 is a wasteful number, since it uses less digits than its factorization.

404013022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28858082.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 404013022 is about 20100.0751739888. The cubic root of 404013022 is about 739.2621217988.

Adding to 404013022 its reverse (220310404), we get a palindrome (624323426).

The spelling of 404013022 in words is "four hundred four million, thirteen thousand, twenty-two".