8946447 has 4 divisors (see below), whose sum is σ = 11928600. Its totient is φ = 5964296.

The previous prime is 8946409. The next prime is 8946449. The reversal of 8946447 is 7446498.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8946447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8946399 and 8946408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8946449) 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, 1491072 + ... + 1491077.

It is an arithmetic number, because the mean of its divisors is an integer number (2982150).

Almost surely, 2^8946447 is an apocalyptic number.

8946447 is a deficient number, since it is larger than the sum of its proper divisors (2982153).

8946447 is a wasteful number, since it uses less digits than its factorization.

8946447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2982152.

The product of its digits is 193536, while the sum is 42.

The square root of 8946447 is about 2991.0611829249. The cubic root of 8946447 is about 207.5949882032.

The spelling of 8946447 in words is "eight million, nine hundred forty-six thousand, four hundred forty-seven".