4845947 has 4 divisors (see below), whose sum is σ = 4851120. Its totient is φ = 4840776.

The previous prime is 4845943. The next prime is 4845989. The reversal of 4845947 is 7495484.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4845947 - 2² = 4845943 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4845943) 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, 743 + ... + 3200.

It is an arithmetic number, because the mean of its divisors is an integer number (1212780).

Almost surely, 2^4845947 is an apocalyptic number.

4845947 is a deficient number, since it is larger than the sum of its proper divisors (5173).

4845947 is a wasteful number, since it uses less digits than its factorization.

4845947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5172.

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

The square root of 4845947 is about 2201.3511759826. The cubic root of 4845947 is about 169.2230636405.

The spelling of 4845947 in words is "four million, eight hundred forty-five thousand, nine hundred forty-seven".