404944 has 10 divisors (see below), whose sum is σ = 784610. Its totient is φ = 202464.

The previous prime is 404941. The next prime is 404951. The reversal of 404944 is 449404.

It can be written as a sum of positive squares in only one way, i.e., 360000 + 44944 = 600^2 + 212^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12639 + ... + 12670.

It is an arithmetic number, because the mean of its divisors is an integer number (78461).

2⁴⁰⁴⁹⁴⁴ is an apocalyptic number.

It is an amenable number.

404944 is a deficient number, since it is larger than the sum of its proper divisors (379666).

404944 is a wasteful number, since it uses less digits than its factorization.

404944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25317 (or 25311 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 404944 is about 636.3521037916. The cubic root of 404944 is about 73.9829520017.

The spelling of 404944 in words is "four hundred four thousand, nine hundred forty-four".