27071242 has 16 divisors (see below), whose sum is σ = 46904832. Its totient is φ = 11581120.

The previous prime is 27071227. The next prime is 27071243. The reversal of 27071242 is 24217072.

It is not an unprimeable number, because it can be changed into a prime (27071243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35818 + ... + 36565.

It is an arithmetic number, because the mean of its divisors is an integer number (2931552).

Almost surely, 2^27071242 is an apocalyptic number.

27071242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

27071242 is a deficient number, since it is larger than the sum of its proper divisors (19833590).

27071242 is a wasteful number, since it uses less digits than its factorization.

27071242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72413.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 27071242 is about 5203.0031712464. The cubic root of 27071242 is about 300.2636275265.

The spelling of 27071242 in words is "twenty-seven million, seventy-one thousand, two hundred forty-two".