4269139 has 4 divisors (see below), whose sum is σ = 4879024. Its totient is φ = 3659256.

The previous prime is 4269137. The next prime is 4269149. The reversal of 4269139 is 9319624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4269139 - 2¹ = 4269137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4269137) 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, 304932 + ... + 304945.

It is an arithmetic number, because the mean of its divisors is an integer number (1219756).

Almost surely, 2^4269139 is an apocalyptic number.

4269139 is a deficient number, since it is larger than the sum of its proper divisors (609885).

4269139 is an equidigital number, since it uses as much as digits as its factorization.

4269139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609884.

The product of its digits is 11664, while the sum is 34.

The square root of 4269139 is about 2066.1894879222. The cubic root of 4269139 is about 162.2233747303.

The spelling of 4269139 in words is "four million, two hundred sixty-nine thousand, one hundred thirty-nine".