4536013 has 4 divisors (see below), whose sum is σ = 4682368. Its totient is φ = 4389660.

The previous prime is 4535989. The next prime is 4536019. The reversal of 4536013 is 3106354.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3106354 = 2 ⋅1553177.

It is a cyclic number.

It is not a de Polignac number, because 4536013 - 2⁹ = 4535501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536019) 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, 73131 + ... + 73192.

It is an arithmetic number, because the mean of its divisors is an integer number (1170592).

Almost surely, 2^4536013 is an apocalyptic number.

It is an amenable number.

4536013 is a deficient number, since it is larger than the sum of its proper divisors (146355).

4536013 is a wasteful number, since it uses less digits than its factorization.

4536013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146354.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 4536013 is about 2129.7917738596. The cubic root of 4536013 is about 165.5356087221.

The spelling of 4536013 in words is "four million, five hundred thirty-six thousand, thirteen".