404313441 has 16 divisors (see below), whose sum is σ = 620598144. Its totient is φ = 229348224.

The previous prime is 404313433. The next prime is 404313457. The reversal of 404313441 is 144313404.

It is not a de Polignac number, because 404313441 - 2³ = 404313433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (404313401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67390 + ... + 73143.

It is an arithmetic number, because the mean of its divisors is an integer number (38787384).

Almost surely, 2^404313441 is an apocalyptic number.

It is an amenable number.

404313441 is a deficient number, since it is larger than the sum of its proper divisors (216284703).

404313441 is a wasteful number, since it uses less digits than its factorization.

404313441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140680.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 404313441 is about 20107.5468667861. The cubic root of 404313441 is about 739.4453117380.

Adding to 404313441 its reverse (144313404), we get a palindrome (548626845).

The spelling of 404313441 in words is "four hundred four million, three hundred thirteen thousand, four hundred forty-one".