27229056 has 64 divisors (see below), whose sum is σ = 75496320. Its totient is φ = 8678912.

The previous prime is 27229021. The next prime is 27229099. The reversal of 27229056 is 65092272.

It is a happy number.

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

It is a super-2 number, since 2×27229056² = 1482842981302272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7291 + ... + 10373.

It is an arithmetic number, because the mean of its divisors is an integer number (1179630).

Almost surely, 2^27229056 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 27229056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37748160).

27229056 is an abundant number, since it is smaller than the sum of its proper divisors (48267264).

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

27229056 is a wasteful number, since it uses less digits than its factorization.

27229056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123 (or 3111 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 27229056 is about 5218.1467974751. The cubic root of 27229056 is about 300.8459677750.

The spelling of 27229056 in words is "twenty-seven million, two hundred twenty-nine thousand, fifty-six".