9642624 has 32 divisors (see below), whose sum is σ = 25614240. Its totient is φ = 3214080.

The previous prime is 9642623. The next prime is 9642637. The reversal of 9642624 is 4262469.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9642623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12172 + ... + 12939.

It is an arithmetic number, because the mean of its divisors is an integer number (800445).

Almost surely, 2^9642624 is an apocalyptic number.

It is an amenable number.

9642624 is an abundant number, since it is smaller than the sum of its proper divisors (15971616).

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

9642624 is a wasteful number, since it uses less digits than its factorization.

9642624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25128 (or 25116 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 9642624 is about 3105.2574772473. The cubic root of 9642624 is about 212.8457963885.

It can be divided in two parts, 96 and 42624, that multiplied together give a palindrome (4091904).

The spelling of 9642624 in words is "nine million, six hundred forty-two thousand, six hundred twenty-four".