283684 has 6 divisors (see below), whose sum is σ = 496454. Its totient is φ = 141840.

The previous prime is 283669. The next prime is 283687. The reversal of 283684 is 486382.

283684 = 97² + 98² + ... + 120².

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 278784 + 4900 = 528^2 + 70^2 .

It is a super-2 number, since 2×283684² = 160953223712, which contains 22 as substring.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (283687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35457 + ... + 35464.

2²⁸³⁶⁸⁴ is an apocalyptic number.

It is an amenable number.

283684 is a deficient number, since it is larger than the sum of its proper divisors (212770).

283684 is a wasteful number, since it uses less digits than its factorization.

283684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70925 (or 70923 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 283684 is about 532.6199395441. The cubic root of 283684 is about 65.7069962209.

The spelling of 283684 in words is "two hundred eighty-three thousand, six hundred eighty-four".