27071402 has 4 divisors (see below), whose sum is σ = 40607106. Its totient is φ = 13535700.

The previous prime is 27071347. The next prime is 27071411. The reversal of 27071402 is 20417072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17884441 + 9186961 = 4229^2 + 3031^2 .

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 as a sum of consecutive naturals, namely, 6767849 + ... + 6767852.

Almost surely, 2^27071402 is an apocalyptic number.

27071402 is a deficient number, since it is larger than the sum of its proper divisors (13535704).

27071402 is a wasteful number, since it uses less digits than its factorization.

27071402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13535703.

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 27071402 is about 5203.0185469591. The cubic root of 27071402 is about 300.2642190778.

Adding to 27071402 its reverse (20417072), we get a palindrome (47488474).

The spelling of 27071402 in words is "twenty-seven million, seventy-one thousand, four hundred two".