5432321 has 2 divisors, whose sum is σ = 5432322. Its totient is φ = 5432320.

The previous prime is 5432311. The next prime is 5432327. The reversal of 5432321 is 1232345.

It is a happy number.

5432321 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3857296 + 1575025 = 1964^2 + 1255^2 .

It is a cyclic number.

It is not a de Polignac number, because 5432321 - 2¹⁰ = 5431297 is a prime.

It is a super-2 number, since 2×5432321² = 59020222894082, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 5432293 and 5432302.

It is not a weakly prime, because it can be changed into another prime (5432327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2716160 + 2716161.

It is an arithmetic number, because the mean of its divisors is an integer number (2716161).

Almost surely, 2^5432321 is an apocalyptic number.

It is an amenable number.

5432321 is a deficient number, since it is larger than the sum of its proper divisors (1).

5432321 is an equidigital number, since it uses as much as digits as its factorization.

5432321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 20.

The square root of 5432321 is about 2330.7340045574. The cubic root of 5432321 is about 175.7903948421.

Adding to 5432321 its reverse (1232345), we get a palindrome (6664666).

The spelling of 5432321 in words is "five million, four hundred thirty-two thousand, three hundred twenty-one".