27676531 has 2 divisors, whose sum is σ = 27676532. Its totient is φ = 27676530.

The previous prime is 27676499. The next prime is 27676541. The reversal of 27676531 is 13567672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27676531 - 2⁵ = 27676499 is a prime.

It is a super-2 number, since 2×27676531² = 1531980736387922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (27676541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13838265 + 13838266.

It is an arithmetic number, because the mean of its divisors is an integer number (13838266).

Almost surely, 2^27676531 is an apocalyptic number.

27676531 is a deficient number, since it is larger than the sum of its proper divisors (1).

27676531 is an equidigital number, since it uses as much as digits as its factorization.

27676531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52920, while the sum is 37.

The square root of 27676531 is about 5260.8488858738. The cubic root of 27676531 is about 302.4850289702.

The spelling of 27676531 in words is "twenty-seven million, six hundred seventy-six thousand, five hundred thirty-one".