5331421 has 4 divisors (see below), whose sum is σ = 5645052. Its totient is φ = 5017792.

The previous prime is 5331407. The next prime is 5331433. The reversal of 5331421 is 1241335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1241335 = 5 ⋅248267.

It can be written as a sum of positive squares in 2 ways, for example, as 4708900 + 622521 = 2170^2 + 789^2 .

It is a cyclic number.

It is not a de Polignac number, because 5331421 - 2⁹ = 5330909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5331401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156790 + ... + 156823.

It is an arithmetic number, because the mean of its divisors is an integer number (1411263).

Almost surely, 2^5331421 is an apocalyptic number.

It is an amenable number.

5331421 is a deficient number, since it is larger than the sum of its proper divisors (313631).

5331421 is a wasteful number, since it uses less digits than its factorization.

5331421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313630.

The product of its digits is 360, while the sum is 19.

The square root of 5331421 is about 2308.9870073259. The cubic root of 5331421 is about 174.6952082379.

Adding to 5331421 its reverse (1241335), we get a palindrome (6572756).

It can be divided in two parts, 53314 and 21, that added together give a palindrome (53335).

The spelling of 5331421 in words is "five million, three hundred thirty-one thousand, four hundred twenty-one".