689596 has 6 divisors (see below), whose sum is σ = 1206800. Its totient is φ = 344796.

The previous prime is 689587. The next prime is 689597. The reversal of 689596 is 695986.

689596 = T₃₃₃ + T₃₃₄ + ... + T₃₄₄.

689596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (689597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86196 + ... + 86203.

2⁶⁸⁹⁵⁹⁶ is an apocalyptic number.

It is an amenable number.

689596 is a deficient number, since it is larger than the sum of its proper divisors (517204).

689596 is a wasteful number, since it uses less digits than its factorization.

689596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172403 (or 172401 counting only the distinct ones).

The product of its digits is 116640, while the sum is 43.

The square root of 689596 is about 830.4191712623. The cubic root of 689596 is about 88.3483096319.

The spelling of 689596 in words is "six hundred eighty-nine thousand, five hundred ninety-six".