27090337 has 2 divisors, whose sum is σ = 27090338. Its totient is φ = 27090336.

The previous prime is 27090331. The next prime is 27090341. The reversal of 27090337 is 73309072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14409616 + 12680721 = 3796^2 + 3561^2 .

It is a cyclic number.

It is not a de Polignac number, because 27090337 - 2²³ = 18701729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27090299 and 27090308.

It is not a weakly prime, because it can be changed into another prime (27090331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13545168 + 13545169.

It is an arithmetic number, because the mean of its divisors is an integer number (13545169).

Almost surely, 2^27090337 is an apocalyptic number.

It is an amenable number.

27090337 is a deficient number, since it is larger than the sum of its proper divisors (1).

27090337 is an equidigital number, since it uses as much as digits as its factorization.

27090337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 31.

The square root of 27090337 is about 5204.8378456970. The cubic root of 27090337 is about 300.3342090243.

The spelling of 27090337 in words is "twenty-seven million, ninety thousand, three hundred thirty-seven".