9646401 has 4 divisors (see below), whose sum is σ = 12861872. Its totient is φ = 6430932.

The previous prime is 9646397. The next prime is 9646423. The reversal of 9646401 is 1046469.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9646401 - 2² = 9646397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9646201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1607731 + ... + 1607736.

It is an arithmetic number, because the mean of its divisors is an integer number (3215468).

Almost surely, 2^9646401 is an apocalyptic number.

It is an amenable number.

9646401 is a deficient number, since it is larger than the sum of its proper divisors (3215471).

9646401 is a wasteful number, since it uses less digits than its factorization.

9646401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215470.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 9646401 is about 3105.8655798344. The cubic root of 9646401 is about 212.8735832105.

The spelling of 9646401 in words is "nine million, six hundred forty-six thousand, four hundred one".