405848 has 16 divisors (see below), whose sum is σ = 770280. Its totient is φ = 200448.

The previous prime is 405829. The next prime is 405857. The reversal of 405848 is 848504.

It is a self number, because there is not a number n which added to its sum of digits gives 405848.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 405848.

It is an unprimeable number.

405848 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515 + ... + 1037.

2⁴⁰⁵⁸⁴⁸ is an apocalyptic number.

It is an amenable number.

405848 is a deficient number, since it is larger than the sum of its proper divisors (364432).

405848 is a wasteful number, since it uses less digits than its factorization.

405848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626 (or 622 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 29.

The square root of 405848 is about 637.0620064013. The cubic root of 405848 is about 74.0379644495.

The spelling of 405848 in words is "four hundred five thousand, eight hundred forty-eight".