27718412 has 12 divisors (see below), whose sum is σ = 48578040. Its totient is φ = 13838976.

The previous prime is 27718399. The next prime is 27718441. The reversal of 27718412 is 21481772.

It is a happy number.

It is an unprimeable number.

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, 1733 + ... + 7644.

It is an arithmetic number, because the mean of its divisors is an integer number (4048170).

Almost surely, 2^27718412 is an apocalyptic number.

It is an amenable number.

27718412 is a deficient number, since it is larger than the sum of its proper divisors (20859628).

27718412 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 11 representation: 27718412 = (14712287)₁₁.

27718412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10120 (or 10118 counting only the distinct ones).

The product of its digits is 6272, while the sum is 32.

The square root of 27718412 is about 5264.8278224459. The cubic root of 27718412 is about 302.6375287036.

The spelling of 27718412 in words is "twenty-seven million, seven hundred eighteen thousand, four hundred twelve".