4412309 has 4 divisors (see below), whose sum is σ = 4813440. Its totient is φ = 4011180.

The previous prime is 4412293. The next prime is 4412327. The reversal of 4412309 is 9032144.

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 a cyclic number.

It is not a de Polignac number, because 4412309 - 2⁴ = 4412293 is a prime.

It is a super-2 number, since 2×4412309² = 38936941422962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4412399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200549 + ... + 200570.

It is an arithmetic number, because the mean of its divisors is an integer number (1203360).

Almost surely, 2^4412309 is an apocalyptic number.

It is an amenable number.

4412309 is a deficient number, since it is larger than the sum of its proper divisors (401131).

4412309 is a wasteful number, since it uses less digits than its factorization.

4412309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401130.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4412309 is about 2100.5496899621. The cubic root of 4412309 is about 164.0169152689.

The spelling of 4412309 in words is "four million, four hundred twelve thousand, three hundred nine".