27225799 has 4 divisors (see below), whose sum is σ = 27236736. Its totient is φ = 27214864.

The previous prime is 27225797. The next prime is 27225871. The reversal of 27225799 is 99752272.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 27225799 - 2¹ = 27225797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27225797) 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, 282 + ... + 7384.

It is an arithmetic number, because the mean of its divisors is an integer number (6809184).

Almost surely, 2^27225799 is an apocalyptic number.

27225799 is a deficient number, since it is larger than the sum of its proper divisors (10937).

27225799 is an equidigital number, since it uses as much as digits as its factorization.

27225799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10936.

The product of its digits is 158760, while the sum is 43.

The square root of 27225799 is about 5217.8347041661. The cubic root of 27225799 is about 300.8339720795.

The spelling of 27225799 in words is "twenty-seven million, two hundred twenty-five thousand, seven hundred ninety-nine".