4747144 has 24 divisors (see below), whose sum is σ = 9149130. Its totient is φ = 2309120.

The previous prime is 4747129. The next prime is 4747153. The reversal of 4747144 is 4417474.

It can be written as a sum of positive squares in 3 ways, for example, as 1368900 + 3378244 = 1170^2 + 1838^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13272 + ... + 13624.

Almost surely, 2^4747144 is an apocalyptic number.

It is an amenable number.

4747144 is a deficient number, since it is larger than the sum of its proper divisors (4401986).

4747144 is a wasteful number, since it uses less digits than its factorization.

4747144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441 (or 396 counting only the distinct ones).

The product of its digits is 12544, while the sum is 31.

The square root of 4747144 is about 2178.7941619162. The cubic root of 4747144 is about 168.0650730529.

The spelling of 4747144 in words is "four million, seven hundred forty-seven thousand, one hundred forty-four".