404609124 has 24 divisors (see below), whose sum is σ = 944431488. Its totient is φ = 134820640.

The previous prime is 404609111. The next prime is 404609137. The reversal of 404609124 is 421906404.

It is an interprime number because it is at equal distance from previous prime (404609111) and next prime (404609137).

It is a junction number, because it is equal to n+sod(n) for n = 404609091 and 404609100.

It is an unprimeable number.

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, 45829 + ... + 53939.

It is an arithmetic number, because the mean of its divisors is an integer number (39351312).

Almost surely, 2^404609124 is an apocalyptic number.

It is an amenable number.

404609124 is an abundant number, since it is smaller than the sum of its proper divisors (539822364).

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

404609124 is a wasteful number, since it uses less digits than its factorization.

404609124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12275 (or 12273 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 404609124 is about 20114.8980608901. The cubic root of 404609124 is about 739.6255251636.

The spelling of 404609124 in words is "four hundred four million, six hundred nine thousand, one hundred twenty-four".