4802021 has 4 divisors (see below), whose sum is σ = 5488032. Its totient is φ = 4116012.

The previous prime is 4802011. The next prime is 4802047. The reversal of 4802021 is 1202084.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4802021 - 2¹⁸ = 4539877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4802011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342995 + ... + 343008.

It is an arithmetic number, because the mean of its divisors is an integer number (1372008).

Almost surely, 2^4802021 is an apocalyptic number.

It is an amenable number.

4802021 is a deficient number, since it is larger than the sum of its proper divisors (686011).

4802021 is an equidigital number, since it uses as much as digits as its factorization.

4802021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686010.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 4802021 is about 2191.3514095188. The cubic root of 4802021 is about 168.7102044248.

The spelling of 4802021 in words is "four million, eight hundred two thousand, twenty-one".