27345986 has 8 divisors (see below), whose sum is σ = 41793084. Its totient is φ = 13414960.

The previous prime is 27345971. The next prime is 27345991. The reversal of 27345986 is 68954372.

It can be written as a sum of positive squares in 2 ways, for example, as 25694761 + 1651225 = 5069^2 + 1285^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128885 + ... + 129096.

Almost surely, 2^27345986 is an apocalyptic number.

27345986 is a deficient number, since it is larger than the sum of its proper divisors (14447098).

27345986 is a wasteful number, since it uses less digits than its factorization.

27345986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258036.

The product of its digits is 362880, while the sum is 44.

The square root of 27345986 is about 5229.3389639609. The cubic root of 27345986 is about 301.2759947266.

The spelling of 27345986 in words is "twenty-seven million, three hundred forty-five thousand, nine hundred eighty-six".