404427067 has 8 divisors (see below), whose sum is σ = 441887040. Its totient is φ = 367082760.

The previous prime is 404427043. The next prime is 404427119. The reversal of 404427067 is 760724404.

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

It is a de Polignac number, because none of the positive numbers 2^k-404427067 is a prime.

It is a super-2 number, since 2×404427067² = 327122505044444978, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404427007) 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 7 ways as a sum of consecutive naturals, for example, 21517 + ... + 35662.

It is an arithmetic number, because the mean of its divisors is an integer number (55235880).

Almost surely, 2^404427067 is an apocalyptic number.

404427067 is a deficient number, since it is larger than the sum of its proper divisors (37459973).

404427067 is a wasteful number, since it uses less digits than its factorization.

404427067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57833.

The product of its (nonzero) digits is 37632, while the sum is 34.

The square root of 404427067 is about 20110.3721248514. The cubic root of 404427067 is about 739.5145751154.

The spelling of 404427067 in words is "four hundred four million, four hundred twenty-seven thousand, sixty-seven".