683954 has 8 divisors (see below), whose sum is σ = 1030428. Its totient is φ = 340480.

The previous prime is 683939. The next prime is 683957. The reversal of 683954 is 459386.

It can be written as a sum of positive squares in 2 ways, for example, as 683929 + 25 = 827^2 + 5^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (683957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47 + ... + 1170.

2⁶⁸³⁹⁵⁴ is an apocalyptic number.

683954 is a deficient number, since it is larger than the sum of its proper divisors (346474).

683954 is a wasteful number, since it uses less digits than its factorization.

683954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500.

The product of its digits is 25920, while the sum is 35.

The square root of 683954 is about 827.0151147349. The cubic root of 683954 is about 88.1067059590.

The spelling of 683954 in words is "six hundred eighty-three thousand, nine hundred fifty-four".