4721263 has 2 divisors, whose sum is σ = 4721264. Its totient is φ = 4721262.

The previous prime is 4721261. The next prime is 4721303. The reversal of 4721263 is 3621274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4721263 - 2¹ = 4721261 is a prime.

Together with 4721261, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 4¹¹ + 7³ + 2¹¹ + 1 + 2¹⁹ + 6² + 3⁵ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4721261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2360631 + 2360632.

It is an arithmetic number, because the mean of its divisors is an integer number (2360632).

Almost surely, 2^4721263 is an apocalyptic number.

4721263 is a deficient number, since it is larger than the sum of its proper divisors (1).

4721263 is an equidigital number, since it uses as much as digits as its factorization.

4721263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 25.

The square root of 4721263 is about 2172.8467502334. The cubic root of 4721263 is about 167.7590911197.

The spelling of 4721263 in words is "four million, seven hundred twenty-one thousand, two hundred sixty-three".