404114393 has 4 divisors (see below), whose sum is σ = 421684608. Its totient is φ = 386544180.

The previous prime is 404114383. The next prime is 404114411. The reversal of 404114393 is 393411404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404114393 - 2²⁴ = 387337177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404114303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8785073 + ... + 8785118.

It is an arithmetic number, because the mean of its divisors is an integer number (105421152).

Almost surely, 2^404114393 is an apocalyptic number.

It is an amenable number.

404114393 is a deficient number, since it is larger than the sum of its proper divisors (17570215).

404114393 is a wasteful number, since it uses less digits than its factorization.

404114393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17570214.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 404114393 is about 20102.5966730669. The cubic root of 404114393 is about 739.3239461045.

Adding to 404114393 its reverse (393411404), we get a palindrome (797525797).

The spelling of 404114393 in words is "four hundred four million, one hundred fourteen thousand, three hundred ninety-three".