4446947 has 4 divisors (see below), whose sum is σ = 4600320. Its totient is φ = 4293576.

The previous prime is 4446899. The next prime is 4446971. The reversal of 4446947 is 7496444.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4446947 - 2¹⁴ = 4430563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4446947.

It is not an unprimeable number, because it can be changed into a prime (4446977) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 76643 + ... + 76700.

It is an arithmetic number, because the mean of its divisors is an integer number (1150080).

Almost surely, 2^4446947 is an apocalyptic number.

4446947 is a deficient number, since it is larger than the sum of its proper divisors (153373).

4446947 is a wasteful number, since it uses less digits than its factorization.

4446947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153372.

The product of its digits is 96768, while the sum is 38.

The square root of 4446947 is about 2108.7785564160. The cubic root of 4446947 is about 164.4449916621. Note that the first 3 decimals are identical.

The spelling of 4446947 in words is "four million, four hundred forty-six thousand, nine hundred forty-seven".