5421843 has 16 divisors (see below), whose sum is σ = 9180160. Its totient is φ = 3098088.

The previous prime is 5421839. The next prime is 5421887. The reversal of 5421843 is 3481245.

5421843 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5421843 - 2² = 5421839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (5421803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14155 + ... + 14532.

It is an arithmetic number, because the mean of its divisors is an integer number (573760).

Almost surely, 2^5421843 is an apocalyptic number.

5421843 is a deficient number, since it is larger than the sum of its proper divisors (3758317).

5421843 is a wasteful number, since it uses less digits than its factorization.

5421843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28703 (or 28697 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 5421843 is about 2328.4851298645. The cubic root of 5421843 is about 175.6772990903.

The spelling of 5421843 in words is "five million, four hundred twenty-one thousand, eight hundred forty-three".