4232539 has 2 divisors, whose sum is σ = 4232540. Its totient is φ = 4232538.

The previous prime is 4232537. The next prime is 4232549. The reversal of 4232539 is 9352324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4232539 - 2¹ = 4232537 is a prime.

Together with 4232537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4232537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2116269 + 2116270.

It is an arithmetic number, because the mean of its divisors is an integer number (2116270).

Almost surely, 2^4232539 is an apocalyptic number.

4232539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4232539 is an equidigital number, since it uses as much as digits as its factorization.

4232539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 28.

The square root of 4232539 is about 2057.3135395462. The cubic root of 4232539 is about 161.7584547434.

The spelling of 4232539 in words is "four million, two hundred thirty-two thousand, five hundred thirty-nine".