27045822 has 8 divisors (see below), whose sum is σ = 54091656. Its totient is φ = 9015272.

The previous prime is 27045787. The next prime is 27045829. The reversal of 27045822 is 22854072.

It is a sphenic number, since it is the product of 3 distinct primes.

27045822 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 27045822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27045829) 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, 2253813 + ... + 2253824.

It is an arithmetic number, because the mean of its divisors is an integer number (6761457).

Almost surely, 2^27045822 is an apocalyptic number.

27045822 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27045822 is a wasteful number, since it uses less digits than its factorization.

27045822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4507642.

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 27045822 is about 5200.5597775624. The cubic root of 27045822 is about 300.1696151953.

Adding to 27045822 its reverse (22854072), we get a palindrome (49899894).

It can be divided in two parts, 270458 and 22, that added together give a triangular number (270480 = T₇₃₅).

The spelling of 27045822 in words is "twenty-seven million, forty-five thousand, eight hundred twenty-two".