4269309 has 16 divisors (see below), whose sum is σ = 6329664. Its totient is φ = 2537600.

The previous prime is 4269277. The next prime is 4269313. The reversal of 4269309 is 9039624.

It is a cyclic number.

It is not a de Polignac number, because 4269309 - 2⁵ = 4269277 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

4269309 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4269309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4269379) 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 15 ways as a sum of consecutive naturals, for example, 529 + ... + 2969.

It is an arithmetic number, because the mean of its divisors is an integer number (395604).

Almost surely, 2^4269309 is an apocalyptic number.

It is an amenable number.

4269309 is a deficient number, since it is larger than the sum of its proper divisors (2060355).

4269309 is a wasteful number, since it uses less digits than its factorization.

4269309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 4269309 is about 2066.2306260435. The cubic root of 4269309 is about 162.2255279832.

The spelling of 4269309 in words is "four million, two hundred sixty-nine thousand, three hundred nine".