4985447 has 4 divisors (see below), whose sum is σ = 5029680. Its totient is φ = 4941216.

The previous prime is 4985443. The next prime is 4985473. The reversal of 4985447 is 7445894.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7445894 = 2 ⋅3722947.

It is a cyclic number.

It is not a de Polignac number, because 4985447 - 2² = 4985443 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4985443) 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, 21947 + ... + 22172.

It is an arithmetic number, because the mean of its divisors is an integer number (1257420).

Almost surely, 2^4985447 is an apocalyptic number.

4985447 is a deficient number, since it is larger than the sum of its proper divisors (44233).

4985447 is a wasteful number, since it uses less digits than its factorization.

4985447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44232.

The product of its digits is 161280, while the sum is 41.

The square root of 4985447 is about 2232.8114564378. The cubic root of 4985447 is about 170.8315315826.

The spelling of 4985447 in words is "four million, nine hundred eighty-five thousand, four hundred forty-seven".