27629963 has 2 divisors, whose sum is σ = 27629964. Its totient is φ = 27629962.

The previous prime is 27629911. The next prime is 27629999. The reversal of 27629963 is 36992672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27629963 - 2¹⁸ = 27367819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (27625963) 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, 13814981 + 13814982.

It is an arithmetic number, because the mean of its divisors is an integer number (13814982).

Almost surely, 2^27629963 is an apocalyptic number.

27629963 is a deficient number, since it is larger than the sum of its proper divisors (1).

27629963 is an equidigital number, since it uses as much as digits as its factorization.

27629963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 244944, while the sum is 44.

The square root of 27629963 is about 5256.4211208768. The cubic root of 27629963 is about 302.3152818949.

The spelling of 27629963 in words is "twenty-seven million, six hundred twenty-nine thousand, nine hundred sixty-three".