4890629 has 2 divisors, whose sum is σ = 4890630. Its totient is φ = 4890628.

The previous prime is 4890617. The next prime is 4890631. The reversal of 4890629 is 9260984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3602404 + 1288225 = 1898^2 + 1135^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4890629 is a prime.

It is a Sophie Germain prime.

Together with 4890631, it forms a pair of twin primes.

It is a Chen prime.

It is a pancake number, because a pancake can be divided into 4890629 parts by 3127 straight cuts.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4890592 and 4890601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4890659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2445314 + 2445315.

It is an arithmetic number, because the mean of its divisors is an integer number (2445315).

Almost surely, 2^4890629 is an apocalyptic number.

It is an amenable number.

4890629 is a deficient number, since it is larger than the sum of its proper divisors (1).

4890629 is an equidigital number, since it uses as much as digits as its factorization.

4890629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 4890629 is about 2211.4766559926. The cubic root of 4890629 is about 169.7415796876.

The spelling of 4890629 in words is "four million, eight hundred ninety thousand, six hundred twenty-nine".