5434421 has 2 divisors, whose sum is σ = 5434422. Its totient is φ = 5434420.

The previous prime is 5434409. The next prime is 5434447. The reversal of 5434421 is 1244345.

5434421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4157521 + 1276900 = 2039^2 + 1130^2 .

It is a cyclic number.

It is not a de Polignac number, because 5434421 - 2⁶ = 5434357 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5434321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2717210 + 2717211.

It is an arithmetic number, because the mean of its divisors is an integer number (2717211).

Almost surely, 2^5434421 is an apocalyptic number.

It is an amenable number.

5434421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5434421 is an equidigital number, since it uses as much as digits as its factorization.

5434421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 23.

The square root of 5434421 is about 2331.1844628858. The cubic root of 5434421 is about 175.8130439866.

Adding to 5434421 its reverse (1244345), we get a palindrome (6678766).

The spelling of 5434421 in words is "five million, four hundred thirty-four thousand, four hundred twenty-one".