4617643 has 2 divisors, whose sum is σ = 4617644. Its totient is φ = 4617642.

The previous prime is 4617617. The next prime is 4617649. The reversal of 4617643 is 3467164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4617643 - 2¹⁷ = 4486571 is a prime.

It is not a weakly prime, because it can be changed into another prime (4617649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2308821 + 2308822.

It is an arithmetic number, because the mean of its divisors is an integer number (2308822).

Almost surely, 2^4617643 is an apocalyptic number.

4617643 is a deficient number, since it is larger than the sum of its proper divisors (1).

4617643 is an equidigital number, since it uses as much as digits as its factorization.

4617643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 31.

The square root of 4617643 is about 2148.8701682512. The cubic root of 4617643 is about 166.5227027933.

It can be divided in two parts, 46 and 17643, that added together give a square (17689 = 133²).

The spelling of 4617643 in words is "four million, six hundred seventeen thousand, six hundred forty-three".