27214445 has 6 divisors (see below), whose sum is σ = 32671338. Its totient is φ = 21762224.

The previous prime is 27214427. The next prime is 27214459. The reversal of 27214445 is 54441272.

It can be written as a sum of positive squares in 3 ways, for example, as 702244 + 26512201 = 838^2 + 5149^2 .

It is not a de Polignac number, because 27214445 - 2¹⁰ = 27213421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10499 + ... + 12831.

It is an arithmetic number, because the mean of its divisors is an integer number (5445223).

Almost surely, 2^27214445 is an apocalyptic number.

It is an amenable number.

27214445 is a deficient number, since it is larger than the sum of its proper divisors (5456893).

27214445 is an frugal number, since it uses more digits than its factorization.

27214445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671 (or 2338 counting only the distinct ones).

The product of its digits is 8960, while the sum is 29.

The square root of 27214445 is about 5216.7465915070. The cubic root of 27214445 is about 300.7921472422.

The spelling of 27214445 in words is "twenty-seven million, two hundred fourteen thousand, four hundred forty-five".