4947747 has 8 divisors (see below), whose sum is σ = 7539456. Its totient is φ = 2827272.

The previous prime is 4947743. The next prime is 4947763. The reversal of 4947747 is 7477494.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4947747 - 2² = 4947743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4947699 and 4947708.

It is not an unprimeable number, because it can be changed into a prime (4947743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117783 + ... + 117824.

It is an arithmetic number, because the mean of its divisors is an integer number (942432).

Almost surely, 2^4947747 is an apocalyptic number.

4947747 is a deficient number, since it is larger than the sum of its proper divisors (2591709).

4947747 is a wasteful number, since it uses less digits than its factorization.

4947747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235617.

The product of its digits is 197568, while the sum is 42.

The square root of 4947747 is about 2224.3531644053. The cubic root of 4947747 is about 170.3998316580.

The spelling of 4947747 in words is "four million, nine hundred forty-seven thousand, seven hundred forty-seven".