959566 has 4 divisors (see below), whose sum is σ = 1439352. Its totient is φ = 479782.

The previous prime is 959561. The next prime is 959579. The reversal of 959566 is 665959.

959566 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (959561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239890 + ... + 239893.

It is an arithmetic number, because the mean of its divisors is an integer number (359838).

2⁹⁵⁹⁵⁶⁶ is an apocalyptic number.

959566 is a deficient number, since it is larger than the sum of its proper divisors (479786).

959566 is a wasteful number, since it uses less digits than its factorization.

959566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479785.

The product of its digits is 72900, while the sum is 40.

The square root of 959566 is about 979.5743973788. The cubic root of 959566 is about 98.6336149541.

The spelling of 959566 in words is "nine hundred fifty-nine thousand, five hundred sixty-six".