5447338217 has 4 divisors (see below), whose sum is σ = 5447588676. Its totient is φ = 5447087760.

The previous prime is 5447338201. The next prime is 5447338219. The reversal of 5447338217 is 7128337445.

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 3439939801 + 2007398416 = 58651^2 + 44804^2 .

It is a cyclic number.

It is not a de Polignac number, because 5447338217 - 2⁴ = 5447338201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5447338219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89138 + ... + 137259.

It is an arithmetic number, because the mean of its divisors is an integer number (1361897169).

Almost surely, 2^5447338217 is an apocalyptic number.

It is an amenable number.

5447338217 is a deficient number, since it is larger than the sum of its proper divisors (250459).

5447338217 is a wasteful number, since it uses less digits than its factorization.

5447338217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250458.

The product of its digits is 564480, while the sum is 44.

The square root of 5447338217 is about 73806.0852301489. The cubic root of 5447338217 is about 1759.5223196805.

The spelling of 5447338217 in words is "five billion, four hundred forty-seven million, three hundred thirty-eight thousand, two hundred seventeen".