27022976 has 64 divisors (see below), whose sum is σ = 57430080. Its totient is φ = 12638208.

The previous prime is 27022973. The next prime is 27022991. The reversal of 27022976 is 67922072.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (27022973) 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, 197180 + ... + 197316.

It is an arithmetic number, because the mean of its divisors is an integer number (897345).

Almost surely, 2^27022976 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 27022976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28715040).

27022976 is an abundant number, since it is smaller than the sum of its proper divisors (30407104).

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

27022976 is a wasteful number, since it uses less digits than its factorization.

27022976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 27022976 is about 5198.3628191961. The cubic root of 27022976 is about 300.0850721698.

The spelling of 27022976 in words is "twenty-seven million, twenty-two thousand, nine hundred seventy-six".