404324193 has 16 divisors (see below), whose sum is σ = 663506816. Its totient is φ = 213269760.

The previous prime is 404324189. The next prime is 404324213. The reversal of 404324193 is 391423404.

It is not a de Polignac number, because 404324193 - 2² = 404324189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404324193.

It is not an unprimeable number, because it can be changed into a prime (404324593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 740248 + ... + 740793.

It is an arithmetic number, because the mean of its divisors is an integer number (41469176).

Almost surely, 2^404324193 is an apocalyptic number.

It is an amenable number.

404324193 is a deficient number, since it is larger than the sum of its proper divisors (259182623).

404324193 is a wasteful number, since it uses less digits than its factorization.

404324193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481064.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 404324193 is about 20107.8142273097. The cubic root of 404324193 is about 739.4518664261.

Adding to 404324193 its reverse (391423404), we get a palindrome (795747597).

The spelling of 404324193 in words is "four hundred four million, three hundred twenty-four thousand, one hundred ninety-three".