4540533 has 4 divisors (see below), whose sum is σ = 6054048. Its totient is φ = 3027020.

The previous prime is 4540531. The next prime is 4540541. The reversal of 4540533 is 3350454.

It is a happy number.

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 4540533 - 2¹ = 4540531 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540531) 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, 756753 + ... + 756758.

It is an arithmetic number, because the mean of its divisors is an integer number (1513512).

Almost surely, 2^4540533 is an apocalyptic number.

It is an amenable number.

4540533 is a deficient number, since it is larger than the sum of its proper divisors (1513515).

4540533 is a wasteful number, since it uses less digits than its factorization.

4540533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513514.

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 4540533 is about 2130.8526462428. The cubic root of 4540533 is about 165.5905742144.

Adding to 4540533 its reverse (3350454), we get a palindrome (7890987).

The spelling of 4540533 in words is "four million, five hundred forty thousand, five hundred thirty-three".