27228272 has 10 divisors (see below), whose sum is σ = 52754808. Its totient is φ = 13614128.

The previous prime is 27228259. The next prime is 27228277. The reversal of 27228272 is 27282272.

It is a super-2 number, since 2×27228272² = 1482757592211968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27228277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 850868 + ... + 850899.

Almost surely, 2^27228272 is an apocalyptic number.

It is an amenable number.

27228272 is a deficient number, since it is larger than the sum of its proper divisors (25526536).

27228272 is a wasteful number, since it uses less digits than its factorization.

27228272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701775 (or 1701769 counting only the distinct ones).

The product of its digits is 12544, while the sum is 32.

The square root of 27228272 is about 5218.0716744790. The cubic root of 27228272 is about 300.8430803508.

The spelling of 27228272 in words is "twenty-seven million, two hundred twenty-eight thousand, two hundred seventy-two".