4947472 has 20 divisors (see below), whose sum is σ = 9623020. Its totient is φ = 2464128.

The previous prime is 4947463. The next prime is 4947499. The reversal of 4947472 is 2747494.

It can be written as a sum of positive squares in 2 ways, for example, as 2768896 + 2178576 = 1664^2 + 1476^2 .

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5554 + ... + 6382.

It is an arithmetic number, because the mean of its divisors is an integer number (481151).

Almost surely, 2^4947472 is an apocalyptic number.

It is an amenable number.

4947472 is a deficient number, since it is larger than the sum of its proper divisors (4675548).

4947472 is a wasteful number, since it uses less digits than its factorization.

4947472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1204 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 4947472 is about 2224.2913478229. The cubic root of 4947472 is about 170.3966746102.

The spelling of 4947472 in words is "four million, nine hundred forty-seven thousand, four hundred seventy-two".