969623 has 4 divisors (see below), whose sum is σ = 973920. Its totient is φ = 965328.

The previous prime is 969599. The next prime is 969637. The reversal of 969623 is 326969.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 326969 = 37 ⋅8837.

It is a cyclic number.

It is not a de Polignac number, because 969623 - 2⁶ = 969559 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969923) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1790 + ... + 2267.

It is an arithmetic number, because the mean of its divisors is an integer number (243480).

2⁹⁶⁹⁶²³ is an apocalyptic number.

969623 is a deficient number, since it is larger than the sum of its proper divisors (4297).

969623 is a wasteful number, since it uses less digits than its factorization.

969623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296.

The product of its digits is 17496, while the sum is 35.

The square root of 969623 is about 984.6943688272. The cubic root of 969623 is about 98.9770038075.

The spelling of 969623 in words is "nine hundred sixty-nine thousand, six hundred twenty-three".