27312008 has 8 divisors (see below), whose sum is σ = 51210030. Its totient is φ = 13656000.

The previous prime is 27312007. The next prime is 27312011. The reversal of 27312008 is 80021372.

It can be written as a sum of positive squares in only one way, i.e., 17960644 + 9351364 = 4238^2 + 3058^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (27312007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1706993 + ... + 1707008.

Almost surely, 2^27312008 is an apocalyptic number.

It is an amenable number.

27312008 is a deficient number, since it is larger than the sum of its proper divisors (23898022).

27312008 is a wasteful number, since it uses less digits than its factorization.

27312008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3414007 (or 3414003 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 27312008 is about 5226.0891687762. The cubic root of 27312008 is about 301.1511622865.

The spelling of 27312008 in words is "twenty-seven million, three hundred twelve thousand, eight".