4810721 has 2 divisors, whose sum is σ = 4810722. Its totient is φ = 4810720.

The previous prime is 4810697. The next prime is 4810727. The reversal of 4810721 is 1270184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2958400 + 1852321 = 1720^2 + 1361^2 .

It is a cyclic number.

It is not a de Polignac number, because 4810721 - 2¹⁴ = 4794337 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4810727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2405360 + 2405361.

It is an arithmetic number, because the mean of its divisors is an integer number (2405361).

Almost surely, 2^4810721 is an apocalyptic number.

It is an amenable number.

4810721 is a deficient number, since it is larger than the sum of its proper divisors (1).

4810721 is an equidigital number, since it uses as much as digits as its factorization.

4810721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 4810721 is about 2193.3355876382. The cubic root of 4810721 is about 168.8120291398.

The spelling of 4810721 in words is "four million, eight hundred ten thousand, seven hundred twenty-one".