27922804 has 48 divisors (see below), whose sum is σ = 61641216. Its totient is φ = 10771200.

The previous prime is 27922757. The next prime is 27922813. The reversal of 27922804 is 40822972.

It is a self number, because there is not a number n which added to its sum of digits gives 27922804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13989 + ... + 15859.

It is an arithmetic number, because the mean of its divisors is an integer number (1284192).

Almost surely, 2^27922804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27922804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30820608).

27922804 is an abundant number, since it is smaller than the sum of its proper divisors (33718412).

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

27922804 is a wasteful number, since it uses less digits than its factorization.

27922804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936 (or 1934 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 27922804 is about 5284.2032512007. The cubic root of 27922804 is about 303.3795778091.

The spelling of 27922804 in words is "twenty-seven million, nine hundred twenty-two thousand, eight hundred four".