406854 has 24 divisors (see below), whose sum is σ = 1007760. Its totient is φ = 116208.

The previous prime is 406837. The next prime is 406859. The reversal of 406854 is 458604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406859) 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, 1489 + ... + 1740.

It is an arithmetic number, because the mean of its divisors is an integer number (41990).

2⁴⁰⁶⁸⁵⁴ is an apocalyptic number.

406854 is an abundant number, since it is smaller than the sum of its proper divisors (600906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406854 is a wasteful number, since it uses less digits than its factorization.

406854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244 (or 3241 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 406854 is about 637.8510797984. The cubic root of 406854 is about 74.0990881015.

The spelling of 406854 in words is "four hundred six thousand, eight hundred fifty-four".