959649 has 4 divisors (see below), whose sum is σ = 1279536. Its totient is φ = 639764.

The previous prime is 959627. The next prime is 959659. The reversal of 959649 is 946959.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 959649 - 2⁵ = 959617 is a prime.

It is an Ulam number.

It is a D-number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 959649.

It is not an unprimeable number, because it can be changed into a prime (959659) 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, 159939 + ... + 159944.

It is an arithmetic number, because the mean of its divisors is an integer number (319884).

2⁹⁵⁹⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

959649 is a deficient number, since it is larger than the sum of its proper divisors (319887).

959649 is a wasteful number, since it uses less digits than its factorization.

959649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319886.

The product of its digits is 87480, while the sum is 42.

The square root of 959649 is about 979.6167618002. The cubic root of 959649 is about 98.6364587238.

The spelling of 959649 in words is "nine hundred fifty-nine thousand, six hundred forty-nine".