965990 has 16 divisors (see below), whose sum is σ = 1799280. Its totient is φ = 372960.

The previous prime is 965989. The next prime is 966011. The reversal of 965990 is 99569.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1376 + ... + 1955.

It is an arithmetic number, because the mean of its divisors is an integer number (112455).

2⁹⁶⁵⁹⁹⁰ is an apocalyptic number.

965990 is a deficient number, since it is larger than the sum of its proper divisors (833290).

965990 is a wasteful number, since it uses less digits than its factorization.

965990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3367.

The product of its (nonzero) digits is 21870, while the sum is 38.

The square root of 965990 is about 982.8479027805. The cubic root of 965990 is about 98.8532328539.

The spelling of 965990 in words is "nine hundred sixty-five thousand, nine hundred ninety".