4666813 has 2 divisors, whose sum is σ = 4666814. Its totient is φ = 4666812.

The previous prime is 4666807. The next prime is 4666819. The reversal of 4666813 is 3186664.

It is a balanced prime because it is at equal distance from previous prime (4666807) and next prime (4666819).

It can be written as a sum of positive squares in only one way, i.e., 3161284 + 1505529 = 1778^2 + 1227^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4666813 is a prime.

4666813 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4666819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2333406 + 2333407.

It is an arithmetic number, because the mean of its divisors is an integer number (2333407).

Almost surely, 2^4666813 is an apocalyptic number.

It is an amenable number.

4666813 is a deficient number, since it is larger than the sum of its proper divisors (1).

4666813 is an equidigital number, since it uses as much as digits as its factorization.

4666813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 34.

The square root of 4666813 is about 2160.2807687891. The cubic root of 4666813 is about 167.1116778439. Note that the first 3 decimals are identical.

The spelling of 4666813 in words is "four million, six hundred sixty-six thousand, eight hundred thirteen".