27085422 has 64 divisors (see below), whose sum is σ = 67415040. Its totient is φ = 7064064.

The previous prime is 27085411. The next prime is 27085423. The reversal of 27085422 is 22458072.

It is a self number, because there is not a number n which added to its sum of digits gives 27085422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27085423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61479 + ... + 61917.

It is an arithmetic number, because the mean of its divisors is an integer number (1053360).

Almost surely, 2^27085422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27085422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33707520).

27085422 is an abundant number, since it is smaller than the sum of its proper divisors (40329618).

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

27085422 is a wasteful number, since it uses less digits than its factorization.

27085422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577.

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

The square root of 27085422 is about 5204.3656673989. The cubic root of 27085422 is about 300.3160447133.

The spelling of 27085422 in words is "twenty-seven million, eighty-five thousand, four hundred twenty-two".