9646445 has 4 divisors (see below), whose sum is σ = 11575740. Its totient is φ = 7717152.

The previous prime is 9646423. The next prime is 9646457. The reversal of 9646445 is 5446469.

It is a happy number.

9646445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2829124 + 6817321 = 1682^2 + 2611^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9646445 is a prime.

It is a super-2 number, since 2×9646445² = 186107802276050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9646399 and 9646408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964640 + ... + 964649.

It is an arithmetic number, because the mean of its divisors is an integer number (2893935).

Almost surely, 2^9646445 is an apocalyptic number.

It is an amenable number.

9646445 is a deficient number, since it is larger than the sum of its proper divisors (1929295).

9646445 is a wasteful number, since it uses less digits than its factorization.

9646445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929294.

The product of its digits is 103680, while the sum is 38.

The square root of 9646445 is about 3105.8726631979. The cubic root of 9646445 is about 212.8739068691.

The spelling of 9646445 in words is "nine million, six hundred forty-six thousand, four hundred forty-five".