404666343 has 24 divisors (see below), whose sum is σ = 605045376. Its totient is φ = 260352000.

The previous prime is 404666333. The next prime is 404666369. The reversal of 404666343 is 343666404.

It is not a de Polignac number, because 404666343 - 2⁶ = 404666279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404666298 and 404666307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404666333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110071 + ... + 113687.

It is an arithmetic number, because the mean of its divisors is an integer number (25210224).

Almost surely, 2^404666343 is an apocalyptic number.

404666343 is a deficient number, since it is larger than the sum of its proper divisors (200379033).

404666343 is a wasteful number, since it uses less digits than its factorization.

404666343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4055 (or 4052 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The square root of 404666343 is about 20116.3203146102. The cubic root of 404666343 is about 739.6603889664.

The spelling of 404666343 in words is "four hundred four million, six hundred sixty-six thousand, three hundred forty-three".