404117069 has 4 divisors (see below), whose sum is σ = 404170944. Its totient is φ = 404063196.

The previous prime is 404117057. The next prime is 404117089. The reversal of 404117069 is 960711404.

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 404117069 - 2¹⁶ = 404051533 is a prime.

It is a super-2 number, since 2×404117069² = 326621210914301522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404117029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 13427 + ... + 31440.

It is an arithmetic number, because the mean of its divisors is an integer number (101042736).

Almost surely, 2^404117069 is an apocalyptic number.

It is an amenable number.

404117069 is a deficient number, since it is larger than the sum of its proper divisors (53875).

404117069 is an equidigital number, since it uses as much as digits as its factorization.

404117069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53874.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 404117069 is about 20102.6632315223. The cubic root of 404117069 is about 739.3255780076.

The spelling of 404117069 in words is "four hundred four million, one hundred seventeen thousand, sixty-nine".