27630963 has 10 divisors (see below), whose sum is σ = 41276004. Its totient is φ = 18420588.

The previous prime is 27630947. The next prime is 27630991. The reversal of 27630963 is 36903672.

It is not a de Polignac number, because 27630963 - 2⁴ = 27630947 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (27630943) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 170481 + ... + 170642.

Almost surely, 2^27630963 is an apocalyptic number.

27630963 is a deficient number, since it is larger than the sum of its proper divisors (13645041).

27630963 is an equidigital number, since it uses as much as digits as its factorization.

27630963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341135 (or 341126 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The square root of 27630963 is about 5256.5162417708. The cubic root of 27630963 is about 302.3189290422.

The spelling of 27630963 in words is "twenty-seven million, six hundred thirty thousand, nine hundred sixty-three".