406834 has 4 divisors (see below), whose sum is σ = 610254. Its totient is φ = 203416.

The previous prime is 406817. The next prime is 406837. The reversal of 406834 is 438604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 207025 + 199809 = 455^2 + 447^2 .

It is a junction number, because it is equal to n+sod(n) for n = 406799 and 406808.

It is not an unprimeable number, because it can be changed into a prime (406837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101707 + ... + 101710.

2⁴⁰⁶⁸³⁴ is an apocalyptic number.

406834 is a deficient number, since it is larger than the sum of its proper divisors (203420).

406834 is a wasteful number, since it uses less digits than its factorization.

406834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203419.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 406834 is about 637.8354019651. The cubic root of 406834 is about 74.0978739017.

The spelling of 406834 in words is "four hundred six thousand, eight hundred thirty-four".