4821893 has 4 divisors (see below), whose sum is σ = 4903680. Its totient is φ = 4740108.

The previous prime is 4821889. The next prime is 4821899. The reversal of 4821893 is 3981284.

It is a happy number.

4821893 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4821893 - 2² = 4821889 is a prime.

It is a d-powerful number, because it can be written as 4⁶ + 8 + 2¹¹ + 1 + 8⁵ + 9⁷ + 3 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4821899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40805 + ... + 40922.

It is an arithmetic number, because the mean of its divisors is an integer number (1225920).

Almost surely, 2^4821893 is an apocalyptic number.

It is an amenable number.

4821893 is a deficient number, since it is larger than the sum of its proper divisors (81787).

4821893 is an equidigital number, since it uses as much as digits as its factorization.

4821893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81786.

The product of its digits is 13824, while the sum is 35.

The square root of 4821893 is about 2195.8809166255. The cubic root of 4821893 is about 168.9426062359.

The spelling of 4821893 in words is "four million, eight hundred twenty-one thousand, eight hundred ninety-three".