27625253 has 4 divisors (see below), whose sum is σ = 28078188. Its totient is φ = 27172320.

The previous prime is 27625229. The next prime is 27625271. The reversal of 27625253 is 35252672.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1747684 + 25877569 = 1322^2 + 5087^2 .

It is a cyclic number.

It is not a de Polignac number, because 27625253 - 2⁶ = 27625189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27625453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226376 + ... + 226497.

It is an arithmetic number, because the mean of its divisors is an integer number (7019547).

Almost surely, 2^27625253 is an apocalyptic number.

It is an amenable number.

27625253 is a deficient number, since it is larger than the sum of its proper divisors (452935).

27625253 is an equidigital number, since it uses as much as digits as its factorization.

27625253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452934.

The product of its digits is 25200, while the sum is 32.

The square root of 27625253 is about 5255.9730783177. The cubic root of 27625253 is about 302.2981026477.

The spelling of 27625253 in words is "twenty-seven million, six hundred twenty-five thousand, two hundred fifty-three".