4756643 has 4 divisors (see below), whose sum is σ = 4802928. Its totient is φ = 4710360.

The previous prime is 4756637. The next prime is 4756649. The reversal of 4756643 is 3466574.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4756637) and next prime (4756649).

It is a cyclic number.

It is not a de Polignac number, because 4756643 - 2⁴ = 4756627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4756649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22988 + ... + 23193.

It is an arithmetic number, because the mean of its divisors is an integer number (1200732).

Almost surely, 2^4756643 is an apocalyptic number.

4756643 is a deficient number, since it is larger than the sum of its proper divisors (46285).

4756643 is a wasteful number, since it uses less digits than its factorization.

4756643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46284.

The product of its digits is 60480, while the sum is 35.

The square root of 4756643 is about 2180.9729480211. The cubic root of 4756643 is about 168.1770973551.

The spelling of 4756643 in words is "four million, seven hundred fifty-six thousand, six hundred forty-three".