4947172 has 12 divisors (see below), whose sum is σ = 8673280. Its totient is φ = 2469096.

The previous prime is 4947167. The next prime is 4947181. The reversal of 4947172 is 2717494.

It is an unprimeable number.

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, 3229 + ... + 4507.

Almost surely, 2^4947172 is an apocalyptic number.

It is an amenable number.

4947172 is a deficient number, since it is larger than the sum of its proper divisors (3726108).

4947172 is a wasteful number, since it uses less digits than its factorization.

4947172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250 (or 2248 counting only the distinct ones).

The product of its digits is 14112, while the sum is 34.

The square root of 4947172 is about 2224.2239095918. The cubic root of 4947172 is about 170.3932304246.

The spelling of 4947172 in words is "four million, nine hundred forty-seven thousand, one hundred seventy-two".