4508947 has 4 divisors (see below), whose sum is σ = 4746280. Its totient is φ = 4271616.

The previous prime is 4508939. The next prime is 4508953. The reversal of 4508947 is 7498054.

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 4508947 - 2³ = 4508939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4508047) 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, 118638 + ... + 118675.

It is an arithmetic number, because the mean of its divisors is an integer number (1186570).

Almost surely, 2^4508947 is an apocalyptic number.

4508947 is a deficient number, since it is larger than the sum of its proper divisors (237333).

4508947 is a wasteful number, since it uses less digits than its factorization.

4508947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237332.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 4508947 is about 2123.4281245194. The cubic root of 4508947 is about 165.2057060958.

The spelling of 4508947 in words is "four million, five hundred eight thousand, nine hundred forty-seven".