27250065 has 48 divisors (see below), whose sum is σ = 50544000. Its totient is φ = 13533696.

The previous prime is 27250061. The next prime is 27250079. The reversal of 27250065 is 56005272.

It is not a de Polignac number, because 27250065 - 2² = 27250061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27250061) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 136836 + ... + 137034.

It is an arithmetic number, because the mean of its divisors is an integer number (1053000).

Almost surely, 2^27250065 is an apocalyptic number.

It is an amenable number.

27250065 is a deficient number, since it is larger than the sum of its proper divisors (23293935).

27250065 is a wasteful number, since it uses less digits than its factorization.

27250065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 403 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 27250065 is about 5220.1594803224. The cubic root of 27250065 is about 300.9233220062.

The spelling of 27250065 in words is "twenty-seven million, two hundred fifty thousand, sixty-five".