27069197 has 4 divisors (see below), whose sum is σ = 27231456. Its totient is φ = 26906940.

The previous prime is 27069193. The next prime is 27069221. The reversal of 27069197 is 79196072.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27069197 - 2² = 27069193 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 (27069193) 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, 80879 + ... + 81212.

It is an arithmetic number, because the mean of its divisors is an integer number (6807864).

Almost surely, 2^27069197 is an apocalyptic number.

It is an amenable number.

27069197 is a deficient number, since it is larger than the sum of its proper divisors (162259).

27069197 is a wasteful number, since it uses less digits than its factorization.

27069197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162258.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 27069197 is about 5202.8066464169. The cubic root of 27069197 is about 300.2560665561.

The spelling of 27069197 in words is "twenty-seven million, sixty-nine thousand, one hundred ninety-seven".