4509535 has 4 divisors (see below), whose sum is σ = 5411448. Its totient is φ = 3607624.

The previous prime is 4509503. The next prime is 4509551. The reversal of 4509535 is 5359054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4509535 - 2⁵ = 4509503 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4509497 and 4509506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450949 + ... + 450958.

It is an arithmetic number, because the mean of its divisors is an integer number (1352862).

Almost surely, 2^4509535 is an apocalyptic number.

4509535 is a deficient number, since it is larger than the sum of its proper divisors (901913).

4509535 is an equidigital number, since it uses as much as digits as its factorization.

4509535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901912.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 4509535 is about 2123.5665753632. The cubic root of 4509535 is about 165.2128871318.

The spelling of 4509535 in words is "four million, five hundred nine thousand, five hundred thirty-five".