404104210 has 8 divisors (see below), whose sum is σ = 727387596. Its totient is φ = 161641680.

The previous prime is 404104187. The next prime is 404104213. The reversal of 404104210 is 12401404.

It can be written as a sum of positive squares in 2 ways, for example, as 396447921 + 7656289 = 19911^2 + 2767^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (404104213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20205201 + ... + 20205220.

Almost surely, 2^404104210 is an apocalyptic number.

404104210 is a deficient number, since it is larger than the sum of its proper divisors (323283386).

404104210 is a wasteful number, since it uses less digits than its factorization.

404104210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40410428.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 404104210 is about 20102.3433957337. The cubic root of 404104210 is about 739.3177361475.

Adding to 404104210 its reverse (12401404), we get a palindrome (416505614).

The spelling of 404104210 in words is "four hundred four million, one hundred four thousand, two hundred ten".