4633509 has 4 divisors (see below), whose sum is σ = 6178016. Its totient is φ = 3089004.

The previous prime is 4633507. The next prime is 4633513. The reversal of 4633509 is 9053364.

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 not a de Polignac number, because 4633509 - 2¹ = 4633507 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4633501) 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, 772249 + ... + 772254.

It is an arithmetic number, because the mean of its divisors is an integer number (1544504).

Almost surely, 2^4633509 is an apocalyptic number.

It is an amenable number.

4633509 is a deficient number, since it is larger than the sum of its proper divisors (1544507).

4633509 is a wasteful number, since it uses less digits than its factorization.

4633509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544506.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 4633509 is about 2152.5587100007. The cubic root of 4633509 is about 166.7132061144.

The spelling of 4633509 in words is "four million, six hundred thirty-three thousand, five hundred nine".