404234311 has 24 divisors (see below), whose sum is σ = 452200320. Its totient is φ = 361015200.

The previous prime is 404234261. The next prime is 404234317. The reversal of 404234311 is 113432404.

It is not a de Polignac number, because 404234311 - 2⁷ = 404234183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404234317) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 707656 + ... + 708226.

It is an arithmetic number, because the mean of its divisors is an integer number (18841680).

Almost surely, 2^404234311 is an apocalyptic number.

404234311 is a deficient number, since it is larger than the sum of its proper divisors (47966009).

404234311 is a wasteful number, since it uses less digits than its factorization.

404234311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727 (or 714 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 404234311 is about 20105.5791013340. The cubic root of 404234311 is about 739.3970685358.

Adding to 404234311 its reverse (113432404), we get a palindrome (517666715).

The spelling of 404234311 in words is "four hundred four million, two hundred thirty-four thousand, three hundred eleven".