5147656 has 8 divisors (see below), whose sum is σ = 9651870. Its totient is φ = 2573824.

The previous prime is 5147647. The next prime is 5147657. The reversal of 5147656 is 6567415.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4452100 + 695556 = 2110^2 + 834^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (5147657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321721 + ... + 321736.

Almost surely, 2^5147656 is an apocalyptic number.

It is an amenable number.

5147656 is a deficient number, since it is larger than the sum of its proper divisors (4504214).

5147656 is a wasteful number, since it uses less digits than its factorization.

5147656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643463 (or 643459 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 5147656 is about 2268.8446398993. The cubic root of 5147656 is about 172.6645464841.

The spelling of 5147656 in words is "five million, one hundred forty-seven thousand, six hundred fifty-six".