5432539 has 4 divisors (see below), whose sum is σ = 6208624. Its totient is φ = 4656456.

The previous prime is 5432521. The next prime is 5432549. The reversal of 5432539 is 9352345.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9352345 = 5 ⋅1870469.

It is not a de Polignac number, because 5432539 - 2⁵ = 5432507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5432539.

It is not an unprimeable number, because it can be changed into a prime (5432519) 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, 388032 + ... + 388045.

It is an arithmetic number, because the mean of its divisors is an integer number (1552156).

Almost surely, 2^5432539 is an apocalyptic number.

5432539 is a deficient number, since it is larger than the sum of its proper divisors (776085).

5432539 is an equidigital number, since it uses as much as digits as its factorization.

5432539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776084.

The product of its digits is 16200, while the sum is 31.

The square root of 5432539 is about 2330.7807704716. The cubic root of 5432539 is about 175.7927463105.

The spelling of 5432539 in words is "five million, four hundred thirty-two thousand, five hundred thirty-nine".