27225993 has 16 divisors (see below), whose sum is σ = 40461120. Its totient is φ = 16183296.

The previous prime is 27225977. The next prime is 27226021. The reversal of 27225993 is 39952272.

It is not a de Polignac number, because 27225993 - 2⁴ = 27225977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (27225943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13080 + ... + 15017.

It is an arithmetic number, because the mean of its divisors is an integer number (2528820).

Almost surely, 2^27225993 is an apocalyptic number.

It is an amenable number.

27225993 is a deficient number, since it is larger than the sum of its proper divisors (13235127).

27225993 is a wasteful number, since it uses less digits than its factorization.

27225993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28136.

The product of its digits is 68040, while the sum is 39.

The square root of 27225993 is about 5217.8532942198. The cubic root of 27225993 is about 300.8346866181.

The spelling of 27225993 in words is "twenty-seven million, two hundred twenty-five thousand, nine hundred ninety-three".