9629945 has 8 divisors (see below), whose sum is σ = 12444936. Its totient is φ = 7111296.

The previous prime is 9629927. The next prime is 9629959. The reversal of 9629945 is 5499269.

It can be written as a sum of positive squares in 4 ways, for example, as 309136 + 9320809 = 556^2 + 3053^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9629945 - 2⁶ = 9629881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9629896 and 9629905.

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, 74012 + ... + 74141.

It is an arithmetic number, because the mean of its divisors is an integer number (1555617).

Almost surely, 2^9629945 is an apocalyptic number.

It is an amenable number.

9629945 is a deficient number, since it is larger than the sum of its proper divisors (2814991).

9629945 is a wasteful number, since it uses less digits than its factorization.

9629945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148171.

The product of its digits is 174960, while the sum is 44.

The square root of 9629945 is about 3103.2152680728. The cubic root of 9629945 is about 212.7524657924.

The spelling of 9629945 in words is "nine million, six hundred twenty-nine thousand, nine hundred forty-five".