9648399 has 8 divisors (see below), whose sum is σ = 12891312. Its totient is φ = 6418880.

The previous prime is 9648377. The next prime is 9648421. The reversal of 9648399 is 9938469.

It is a happy number.

9648399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9648377) and next prime (9648421).

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 9648399 - 2⁹ = 9647887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9641399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1524 + ... + 4649.

It is an arithmetic number, because the mean of its divisors is an integer number (1611414).

Almost surely, 2^9648399 is an apocalyptic number.

9648399 is a deficient number, since it is larger than the sum of its proper divisors (3242913).

9648399 is a wasteful number, since it uses less digits than its factorization.

9648399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697.

The product of its digits is 419904, while the sum is 48.

The square root of 9648399 is about 3106.1872126451. The cubic root of 9648399 is about 212.8882792634. Note that the first 3 decimals are identical.

The spelling of 9648399 in words is "nine million, six hundred forty-eight thousand, three hundred ninety-nine".