4506309 has 12 divisors (see below), whose sum is σ = 6892236. Its totient is φ = 2827392.

The previous prime is 4506301. The next prime is 4506311. The reversal of 4506309 is 9036054.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2873025 + 1633284 = 1695^2 + 1278^2 .

It is not a de Polignac number, because 4506309 - 2³ = 4506301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4506301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14574 + ... + 14879.

It is an arithmetic number, because the mean of its divisors is an integer number (574353).

Almost surely, 2^4506309 is an apocalyptic number.

It is an amenable number.

4506309 is a deficient number, since it is larger than the sum of its proper divisors (2385927).

4506309 is a wasteful number, since it uses less digits than its factorization.

4506309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29476 (or 29473 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 4506309 is about 2122.8068682761. The cubic root of 4506309 is about 165.1734814491.

The spelling of 4506309 in words is "four million, five hundred six thousand, three hundred nine".