27072975 has 12 divisors (see below), whose sum is σ = 44760776. Its totient is φ = 14438880.

The previous prime is 27072961. The next prime is 27072989. The reversal of 27072975 is 57927072.

It is an interprime number because it is at equal distance from previous prime (27072961) and next prime (27072989).

It is not a de Polignac number, because 27072975 - 2⁸ = 27072719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180412 + ... + 180561.

Almost surely, 2^27072975 is an apocalyptic number.

27072975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27072975 is a deficient number, since it is larger than the sum of its proper divisors (17687801).

27072975 is a wasteful number, since it uses less digits than its factorization.

27072975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360986 (or 360981 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 39.

The square root of 27072975 is about 5203.1697070151. The cubic root of 27072975 is about 300.2700346425.

The spelling of 27072975 in words is "twenty-seven million, seventy-two thousand, nine hundred seventy-five".