4234509 has 6 divisors (see below), whose sum is σ = 6116526. Its totient is φ = 2823000.

The previous prime is 4234501. The next prime is 4234537. The reversal of 4234509 is 9054324.

It can be written as a sum of positive squares in only one way, i.e., 2975625 + 1258884 = 1725^2 + 1122^2 .

It is not a de Polignac number, because 4234509 - 2³ = 4234501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4234501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 235242 + ... + 235259.

It is an arithmetic number, because the mean of its divisors is an integer number (1019421).

Almost surely, 2^4234509 is an apocalyptic number.

It is an amenable number.

4234509 is a deficient number, since it is larger than the sum of its proper divisors (1882017).

4234509 is a wasteful number, since it uses less digits than its factorization.

4234509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470507 (or 470504 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 4234509 is about 2057.7922635679. The cubic root of 4234509 is about 161.7835472256.

The spelling of 4234509 in words is "four million, two hundred thirty-four thousand, five hundred nine".