27252947 has 2 divisors, whose sum is σ = 27252948. Its totient is φ = 27252946.

The previous prime is 27252919. The next prime is 27252977. The reversal of 27252947 is 74925272.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27252947 - 2¹⁴ = 27236563 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 27252947.

It is not a weakly prime, because it can be changed into another prime (27252977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13626473 + 13626474.

It is an arithmetic number, because the mean of its divisors is an integer number (13626474).

Almost surely, 2^27252947 is an apocalyptic number.

27252947 is a deficient number, since it is larger than the sum of its proper divisors (1).

27252947 is an equidigital number, since it uses as much as digits as its factorization.

27252947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 27252947 is about 5220.4355182303. The cubic root of 27252947 is about 300.9339303043.

The spelling of 27252947 in words is "twenty-seven million, two hundred fifty-two thousand, nine hundred forty-seven".