969624 has 48 divisors (see below), whose sum is σ = 2734200. Its totient is φ = 318384.

The previous prime is 969599. The next prime is 969637. The reversal of 969624 is 426969.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

Its product of digits (23328) is a multiple of the sum of its prime divisors (72).

It is a nialpdrome in base 16.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 14439 + ... + 14505.

969624 is a Friedman number, since it can be written as 6*(6+99*4)^2, using all its digits and the basic arithmetic operations.

2⁹⁶⁹⁶²⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 969624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1367100).

969624 is an abundant number, since it is smaller than the sum of its proper divisors (1764576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

969624 is a wasteful number, since it uses less digits than its factorization.

969624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 72 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 969624 is about 984.6948765988. The cubic root of 969624 is about 98.9770378334.

The spelling of 969624 in words is "nine hundred sixty-nine thousand, six hundred twenty-four".