4436434249 has 4 divisors (see below), whose sum is σ = 4777698436. Its totient is φ = 4095170064.

The previous prime is 4436434243. The next prime is 4436434283. The reversal of 4436434249 is 9424346344.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2090775625 + 2345658624 = 45725^2 + 48432^2 .

It is a cyclic number.

It is not a de Polignac number, because 4436434249 - 2⁹ = 4436433737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4436434243) 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, 170632074 + ... + 170632099.

It is an arithmetic number, because the mean of its divisors is an integer number (1194424609).

Almost surely, 2^4436434249 is an apocalyptic number.

It is an amenable number.

4436434249 is a deficient number, since it is larger than the sum of its proper divisors (341264187).

4436434249 is a wasteful number, since it uses less digits than its factorization.

4436434249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341264186.

The product of its digits is 995328, while the sum is 43.

The square root of 4436434249 is about 66606.5631075497. The cubic root of 4436434249 is about 1643.1530468555.

The spelling of 4436434249 in words is "four billion, four hundred thirty-six million, four hundred thirty-four thousand, two hundred forty-nine".