4539533 has 4 divisors (see below), whose sum is σ = 4736928. Its totient is φ = 4342140.

The previous prime is 4539517. The next prime is 4539541. The reversal of 4539533 is 3359354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4539533 - 2⁴ = 4539517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4539533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4539593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98663 + ... + 98708.

It is an arithmetic number, because the mean of its divisors is an integer number (1184232).

Almost surely, 2^4539533 is an apocalyptic number.

It is an amenable number.

4539533 is a deficient number, since it is larger than the sum of its proper divisors (197395).

4539533 is a wasteful number, since it uses less digits than its factorization.

4539533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197394.

The product of its digits is 24300, while the sum is 32.

The square root of 4539533 is about 2130.6179854681. The cubic root of 4539533 is about 165.5784168508.

The spelling of 4539533 in words is "four million, five hundred thirty-nine thousand, five hundred thirty-three".