27732071 has 2 divisors, whose sum is σ = 27732072. Its totient is φ = 27732070.

The previous prime is 27732059. The next prime is 27732079. The reversal of 27732071 is 17023772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27732071 - 2⁶ = 27732007 is a prime.

It is equal to p_1725815 and since 27732071 and 1725815 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27732079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13866035 + 13866036.

It is an arithmetic number, because the mean of its divisors is an integer number (13866036).

Almost surely, 2^27732071 is an apocalyptic number.

27732071 is a deficient number, since it is larger than the sum of its proper divisors (1).

27732071 is an equidigital number, since it uses as much as digits as its factorization.

27732071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 27732071 is about 5266.1248560967. The cubic root of 27732071 is about 302.6872314931.

The spelling of 27732071 in words is "twenty-seven million, seven hundred thirty-two thousand, seventy-one".