283426 has 16 divisors (see below), whose sum is σ = 499968. Its totient is φ = 118800.

The previous prime is 283411. The next prime is 283447. The reversal of 283426 is 624382.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 283426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210 + ... + 781.

It is an arithmetic number, because the mean of its divisors is an integer number (31248).

2²⁸³⁴²⁶ is an apocalyptic number.

283426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

283426 is a deficient number, since it is larger than the sum of its proper divisors (216542).

283426 is a wasteful number, since it uses less digits than its factorization.

283426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017.

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

The square root of 283426 is about 532.3776854828. The cubic root of 283426 is about 65.6870708264.

The spelling of 283426 in words is "two hundred eighty-three thousand, four hundred twenty-six".