4666663 has 2 divisors, whose sum is σ = 4666664. Its totient is φ = 4666662.

The previous prime is 4666643. The next prime is 4666667. The reversal of 4666663 is 3666664.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4666663 - 2¹⁷ = 4535591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4666667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2333331 + 2333332.

It is an arithmetic number, because the mean of its divisors is an integer number (2333332).

Almost surely, 2^4666663 is an apocalyptic number.

4666663 is a deficient number, since it is larger than the sum of its proper divisors (1).

4666663 is an equidigital number, since it uses as much as digits as its factorization.

4666663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 37.

The square root of 4666663 is about 2160.2460508007. The cubic root of 4666663 is about 167.1098873986.

Subtracting from 4666663 its reverse (3666664), we obtain a palindrome (999999).

It can be divided in two parts, 4666 and 663, that added together give a square (5329 = 73²).

The spelling of 4666663 in words is "four million, six hundred sixty-six thousand, six hundred sixty-three".