27190797 has 4 divisors (see below), whose sum is σ = 36254400. Its totient is φ = 18127196.

The previous prime is 27190771. The next prime is 27190817. The reversal of 27190797 is 79709172.

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 27190797 - 2¹⁵ = 27158029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27190747) 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, 4531797 + ... + 4531802.

It is an arithmetic number, because the mean of its divisors is an integer number (9063600).

Almost surely, 2^27190797 is an apocalyptic number.

It is an amenable number.

27190797 is a deficient number, since it is larger than the sum of its proper divisors (9063603).

27190797 is an equidigital number, since it uses as much as digits as its factorization.

27190797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9063602.

The product of its (nonzero) digits is 55566, while the sum is 42.

The square root of 27190797 is about 5214.4795521701. The cubic root of 27190797 is about 300.7049975194.

The spelling of 27190797 in words is "twenty-seven million, one hundred ninety thousand, seven hundred ninety-seven".