27630002 has 4 divisors (see below), whose sum is σ = 41445006. Its totient is φ = 13815000.

The previous prime is 27629999. The next prime is 27630007. The reversal of 27630002 is 20003672.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22572001 + 5058001 = 4751^2 + 2249^2 .

It is not an unprimeable number, because it can be changed into a prime (27630007) 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, 6907499 + ... + 6907502.

Almost surely, 2^27630002 is an apocalyptic number.

27630002 is a deficient number, since it is larger than the sum of its proper divisors (13815004).

27630002 is a wasteful number, since it uses less digits than its factorization.

27630002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13815003.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 27630002 is about 5256.4248306239. The cubic root of 27630002 is about 302.3154241353.

Adding to 27630002 its reverse (20003672), we get a palindrome (47633674).

The spelling of 27630002 in words is "twenty-seven million, six hundred thirty thousand, two".