404541504 has 42 divisors (see below), whose sum is σ = 1159546830. Its totient is φ = 134846976.

The previous prime is 404541499. The next prime is 404541517. The reversal of 404541504 is 405145404.

It can be written as a sum of positive squares in only one way, i.e., 387302400 + 17239104 = 19680^2 + 4152^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 350589 + ... + 351740.

Almost surely, 2^404541504 is an apocalyptic number.

It is an amenable number.

404541504 is an abundant number, since it is smaller than the sum of its proper divisors (755005326).

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

404541504 is a wasteful number, since it uses less digits than its factorization.

404541504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 702347 (or 702334 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 404541504 is about 20113.2171469410. The cubic root of 404541504 is about 739.5843197455.

Adding to 404541504 its reverse (405145404), we get a palindrome (809686908).

The spelling of 404541504 in words is "four hundred four million, five hundred forty-one thousand, five hundred four".