404672 has 14 divisors (see below), whose sum is σ = 803148. Its totient is φ = 202304.

The previous prime is 404671. The next prime is 404693. The reversal of 404672 is 276404.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (404671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3098 + ... + 3225.

2⁴⁰⁴⁶⁷² is an apocalyptic number.

It is an amenable number.

404672 is a deficient number, since it is larger than the sum of its proper divisors (398476).

404672 is an equidigital number, since it uses as much as digits as its factorization.

404672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6335 (or 6325 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 404672 is about 636.1383497322. The cubic root of 404672 is about 73.9663835624.

The spelling of 404672 in words is "four hundred four thousand, six hundred seventy-two".