27613966 has 8 divisors (see below), whose sum is σ = 41464584. Its totient is φ = 13792440.

The previous prime is 27613939. The next prime is 27613969. The reversal of 27613966 is 66931672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×27613966² = 1525062236498312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27613969) 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 in 3 ways as a sum of consecutive naturals, for example, 4720 + ... + 8803.

It is an arithmetic number, because the mean of its divisors is an integer number (5183073).

Almost surely, 2^27613966 is an apocalyptic number.

27613966 is a deficient number, since it is larger than the sum of its proper divisors (13850618).

27613966 is a wasteful number, since it uses less digits than its factorization.

27613966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14546.

The product of its digits is 81648, while the sum is 40.

The square root of 27613966 is about 5254.8992378541. The cubic root of 27613966 is about 302.2569265122.

The spelling of 27613966 in words is "twenty-seven million, six hundred thirteen thousand, nine hundred sixty-six".