404318811 has 12 divisors (see below), whose sum is σ = 583750968. Its totient is φ = 248811264.

The previous prime is 404318807. The next prime is 404318861. The reversal of 404318811 is 118813404.

It is not a de Polignac number, because 404318811 - 2² = 404318807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404318861) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398230 + ... + 399243.

It is an arithmetic number, because the mean of its divisors is an integer number (48645914).

Almost surely, 2^404318811 is an apocalyptic number.

404318811 is a deficient number, since it is larger than the sum of its proper divisors (179432157).

404318811 is a wasteful number, since it uses less digits than its factorization.

404318811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797502 (or 797489 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 404318811 is about 20107.6803982956. The cubic root of 404318811 is about 739.4485854388.

The spelling of 404318811 in words is "four hundred four million, three hundred eighteen thousand, eight hundred eleven".