4847021 has 2 divisors, whose sum is σ = 4847022. Its totient is φ = 4847020.

The previous prime is 4846987. The next prime is 4847039. The reversal of 4847021 is 1207484.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2856100 + 1990921 = 1690^2 + 1411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4847021 is a prime.

It is a super-2 number, since 2×4847021² = 46987225148882, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4847041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2423510 + 2423511.

It is an arithmetic number, because the mean of its divisors is an integer number (2423511).

Almost surely, 2^4847021 is an apocalyptic number.

It is an amenable number.

4847021 is a deficient number, since it is larger than the sum of its proper divisors (1).

4847021 is an equidigital number, since it uses as much as digits as its factorization.

4847021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 4847021 is about 2201.5951035556. The cubic root of 4847021 is about 169.2355642687.

The spelling of 4847021 in words is "four million, eight hundred forty-seven thousand, twenty-one".