27645116 has 6 divisors (see below), whose sum is σ = 48378960. Its totient is φ = 13822556.

The previous prime is 27645113. The next prime is 27645119. The reversal of 27645116 is 61154672.

It is an interprime number because it is at equal distance from previous prime (27645113) and next prime (27645119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27645113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3455636 + ... + 3455643.

It is an arithmetic number, because the mean of its divisors is an integer number (8063160).

Almost surely, 2^27645116 is an apocalyptic number.

It is an amenable number.

27645116 is a deficient number, since it is larger than the sum of its proper divisors (20733844).

27645116 is a wasteful number, since it uses less digits than its factorization.

27645116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6911283 (or 6911281 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 27645116 is about 5257.8623032560. The cubic root of 27645116 is about 302.3705376847.

Adding to 27645116 its reverse (61154672), we get a palindrome (88799788).

The spelling of 27645116 in words is "twenty-seven million, six hundred forty-five thousand, one hundred sixteen".