4721963 has 2 divisors, whose sum is σ = 4721964. Its totient is φ = 4721962.

The previous prime is 4721957. The next prime is 4721999. The reversal of 4721963 is 3691274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4721963 - 2¹⁴ = 4705579 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4721933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2360981 + 2360982.

It is an arithmetic number, because the mean of its divisors is an integer number (2360982).

Almost surely, 2^4721963 is an apocalyptic number.

4721963 is a deficient number, since it is larger than the sum of its proper divisors (1).

4721963 is an equidigital number, since it uses as much as digits as its factorization.

4721963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 4721963 is about 2173.0078232717. The cubic root of 4721963 is about 167.7673816669.

The spelling of 4721963 in words is "four million, seven hundred twenty-one thousand, nine hundred sixty-three".