283406 has 16 divisors (see below), whose sum is σ = 455328. Its totient is φ = 132000.

The previous prime is 283403. The next prime is 283411. The reversal of 283406 is 604382.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2756 + ... + 2856.

It is an arithmetic number, because the mean of its divisors is an integer number (28458).

2²⁸³⁴⁰⁶ is an apocalyptic number.

283406 is a deficient number, since it is larger than the sum of its proper divisors (171922).

283406 is a wasteful number, since it uses less digits than its factorization.

283406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 283406 is about 532.3589014941. The cubic root of 283406 is about 65.6855257172.

Adding to 283406 its reverse (604382), we get a palindrome (887788).

The spelling of 283406 in words is "two hundred eighty-three thousand, four hundred six".