404311124 has 12 divisors (see below), whose sum is σ = 808622304. Its totient is φ = 173276184.

The previous prime is 404311123. The next prime is 404311147. The reversal of 404311124 is 421113404.

404311124 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 404311096 and 404311105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404311121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7219814 + ... + 7219869.

It is an arithmetic number, because the mean of its divisors is an integer number (67385192).

Almost surely, 2^404311124 is an apocalyptic number.

It is an amenable number.

404311124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404311124 is a wasteful number, since it uses less digits than its factorization.

404311124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14439694 (or 14439692 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 404311124 is about 20107.4892515202. The cubic root of 404311124 is about 739.4438992216.

Adding to 404311124 its reverse (421113404), we get a palindrome (825424528).

The spelling of 404311124 in words is "four hundred four million, three hundred eleven thousand, one hundred twenty-four".