27072222 has 8 divisors (see below), whose sum is σ = 54144456. Its totient is φ = 9024072.

The previous prime is 27072191. The next prime is 27072233. The reversal of 27072222 is 22227072.

It is a sphenic number, since it is the product of 3 distinct primes.

27072222 is an admirable number.

It is a super-3 number, since 3×27072222³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27072192 and 27072201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2256013 + ... + 2256024.

It is an arithmetic number, because the mean of its divisors is an integer number (6768057).

Almost surely, 2^27072222 is an apocalyptic number.

27072222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

27072222 is a wasteful number, since it uses less digits than its factorization.

27072222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4512042.

The product of its (nonzero) digits is 1568, while the sum is 24.

The square root of 27072222 is about 5203.0973467734. The cubic root of 27072222 is about 300.2672507417.

Adding to 27072222 its reverse (22227072), we get a palindrome (49299294).

The spelling of 27072222 in words is "twenty-seven million, seventy-two thousand, two hundred twenty-two".