27106257 has 8 divisors (see below), whose sum is σ = 36681376. Its totient is φ = 17800992.

The previous prime is 27106231. The next prime is 27106361. The reversal of 27106257 is 75260172.

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

It is not a de Polignac number, because 27106257 - 2⁷ = 27106129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27104257) 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, 67228 + ... + 67629.

It is an arithmetic number, because the mean of its divisors is an integer number (4585172).

Almost surely, 2^27106257 is an apocalyptic number.

It is an amenable number.

27106257 is a deficient number, since it is larger than the sum of its proper divisors (9575119).

27106257 is a wasteful number, since it uses less digits than its factorization.

27106257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134927.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 27106257 is about 5206.3669674736. The cubic root of 27106257 is about 300.3930293128.

The spelling of 27106257 in words is "twenty-seven million, one hundred six thousand, two hundred fifty-seven".