27922422 has 16 divisors (see below), whose sum is σ = 60921792. Its totient is φ = 8461320.

The previous prime is 27922409. The next prime is 27922423. The reversal of 27922422 is 22422972.

It is a self number, because there is not a number n which added to its sum of digits gives 27922422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27922423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211468 + ... + 211599.

It is an arithmetic number, because the mean of its divisors is an integer number (3807612).

Almost surely, 2^27922422 is an apocalyptic number.

27922422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

27922422 is an abundant number, since it is smaller than the sum of its proper divisors (32999370).

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

27922422 is a wasteful number, since it uses less digits than its factorization.

27922422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423083.

The product of its digits is 8064, while the sum is 30.

The square root of 27922422 is about 5284.1671056090. The cubic root of 27922422 is about 303.3781943338.

The spelling of 27922422 in words is "twenty-seven million, nine hundred twenty-two thousand, four hundred twenty-two".