27701012 has 24 divisors (see below), whose sum is σ = 52412640. Its totient is φ = 12765600.

The previous prime is 27700991. The next prime is 27701017. The reversal of 27701012 is 21010772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27701017) 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 7 ways as a sum of consecutive naturals, for example, 2114 + ... + 7737.

It is an arithmetic number, because the mean of its divisors is an integer number (2183860).

Almost surely, 2^27701012 is an apocalyptic number.

It is an amenable number.

27701012 is a deficient number, since it is larger than the sum of its proper divisors (24711628).

27701012 is a wasteful number, since it uses less digits than its factorization.

27701012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9911 (or 9909 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 27701012 is about 5263.1750873403. The cubic root of 27701012 is about 302.5741893938.

Adding to 27701012 its reverse (21010772), we get a palindrome (48711784).

The spelling of 27701012 in words is "twenty-seven million, seven hundred one thousand, twelve".