965506 has 4 divisors (see below), whose sum is σ = 1448262. Its totient is φ = 482752.

The previous prime is 965491. The next prime is 965507. The reversal of 965506 is 605569.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605569 = 43 ⋅14083.

It can be written as a sum of positive squares in only one way, i.e., 616225 + 349281 = 785^2 + 591^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (965507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241375 + ... + 241378.

2⁹⁶⁵⁵⁰⁶ is an apocalyptic number.

965506 is a deficient number, since it is larger than the sum of its proper divisors (482756).

965506 is a wasteful number, since it uses less digits than its factorization.

965506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482755.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 965506 is about 982.6016486858. The cubic root of 965506 is about 98.8367202753.

The spelling of 965506 in words is "nine hundred sixty-five thousand, five hundred six".