404012411 has 16 divisors (see below), whose sum is σ = 461030400. Its totient is φ = 350454720.

The previous prime is 404012407. The next prime is 404012417. The reversal of 404012411 is 114210404.

It is not a de Polignac number, because 404012411 - 2² = 404012407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 404012411.

It is not an unprimeable number, because it can be changed into a prime (404012417) 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, 115415 + ... + 118863.

It is an arithmetic number, because the mean of its divisors is an integer number (28814400).

Almost surely, 2^404012411 is an apocalyptic number.

404012411 is a deficient number, since it is larger than the sum of its proper divisors (57017989).

404012411 is a wasteful number, since it uses less digits than its factorization.

404012411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 404012411 is about 20100.0599750349. The cubic root of 404012411 is about 739.2617491298.

Adding to 404012411 its reverse (114210404), we get a palindrome (518222815).

The spelling of 404012411 in words is "four hundred four million, twelve thousand, four hundred eleven".