404041611 has 4 divisors (see below), whose sum is σ = 538722152. Its totient is φ = 269361072.

The previous prime is 404041553. The next prime is 404041663. The reversal of 404041611 is 116140404.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 404041611 - 2¹⁰ = 404040587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404041111) 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, 67340266 + ... + 67340271.

It is an arithmetic number, because the mean of its divisors is an integer number (134680538).

Almost surely, 2^404041611 is an apocalyptic number.

404041611 is a deficient number, since it is larger than the sum of its proper divisors (134680541).

404041611 is a wasteful number, since it uses less digits than its factorization.

404041611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134680540.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 404041611 is about 20100.7863279027. The cubic root of 404041611 is about 739.2795587503.

The spelling of 404041611 in words is "four hundred four million, forty-one thousand, six hundred eleven".