408343 has 8 divisors (see below), whose sum is σ = 445536. Its totient is φ = 372000.

The previous prime is 408341. The next prime is 408347. The reversal of 408343 is 343804.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 408343 - 2¹ = 408341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158 + ... + 1468.

It is an arithmetic number, because the mean of its divisors is an integer number (55692).

2⁴⁰⁸³⁴³ is an apocalyptic number.

408343 is a deficient number, since it is larger than the sum of its proper divisors (37193).

408343 is a wasteful number, since it uses less digits than its factorization.

408343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 408343 is about 639.0172141656. The cubic root of 408343 is about 74.1893737371.

Subtracting from 408343 its sum of digits (22), we obtain a square (408321 = 639²).

The spelling of 408343 in words is "four hundred eight thousand, three hundred forty-three".