404436124 has 12 divisors (see below), whose sum is σ = 708334200. Its totient is φ = 202054928.

The previous prime is 404436101. The next prime is 404436173. The reversal of 404436124 is 421634404.

It is a super-2 number, since 2×404436124² = 327137156792286752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404436092 and 404436101.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 35119 + ... + 45190.

It is an arithmetic number, because the mean of its divisors is an integer number (59027850).

Almost surely, 2^404436124 is an apocalyptic number.

It is an amenable number.

404436124 is a deficient number, since it is larger than the sum of its proper divisors (303898076).

404436124 is a wasteful number, since it uses less digits than its factorization.

404436124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81572 (or 81570 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 404436124 is about 20110.5973058982. The cubic root of 404436124 is about 739.5200954626.

The spelling of 404436124 in words is "four hundred four million, four hundred thirty-six thousand, one hundred twenty-four".