27071412 has 48 divisors (see below), whose sum is σ = 67459392. Its totient is φ = 8419840.

The previous prime is 27071411. The next prime is 27071419. The reversal of 27071412 is 21417072.

It is a super-2 number, since 2×27071412² = 1465722695347488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27071411) 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 15 ways as a sum of consecutive naturals, for example, 26218 + ... + 27230.

It is an arithmetic number, because the mean of its divisors is an integer number (1405404).

Almost surely, 2^27071412 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27071412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33729696).

27071412 is an abundant number, since it is smaller than the sum of its proper divisors (40387980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27071412 is a wasteful number, since it uses less digits than its factorization.

27071412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168 (or 1166 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 24.

The square root of 27071412 is about 5203.0195079396. The cubic root of 27071412 is about 300.2642560497.

Adding to 27071412 its reverse (21417072), we get a palindrome (48488484).

The spelling of 27071412 in words is "twenty-seven million, seventy-one thousand, four hundred twelve".