27272233 has 8 divisors (see below), whose sum is σ = 28923048. Its totient is φ = 25626624.

The previous prime is 27272197. The next prime is 27272243. The reversal of 27272233 is 33227272.

It can be written as a sum of positive squares in 4 ways, for example, as 8928144 + 18344089 = 2988^2 + 4283^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27272233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27272243) 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, 16785 + ... + 18337.

It is an arithmetic number, because the mean of its divisors is an integer number (3615381).

Almost surely, 2^27272233 is an apocalyptic number.

It is an amenable number.

27272233 is a deficient number, since it is larger than the sum of its proper divisors (1650815).

27272233 is a wasteful number, since it uses less digits than its factorization.

27272233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603.

The product of its digits is 7056, while the sum is 28.

The square root of 27272233 is about 5222.2823554457. The cubic root of 27272233 is about 301.0049005284.

The spelling of 27272233 in words is "twenty-seven million, two hundred seventy-two thousand, two hundred thirty-three".