27700873 has 2 divisors, whose sum is σ = 27700874. Its totient is φ = 27700872.

The previous prime is 27700853. The next prime is 27700891. The reversal of 27700873 is 37800772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24631369 + 3069504 = 4963^2 + 1752^2 .

It is a cyclic number.

It is not a de Polignac number, because 27700873 - 2¹³ = 27692681 is a prime.

It is not a weakly prime, because it can be changed into another prime (27700843) 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 as a sum of consecutive naturals, namely, 13850436 + 13850437.

It is an arithmetic number, because the mean of its divisors is an integer number (13850437).

Almost surely, 2^27700873 is an apocalyptic number.

It is an amenable number.

27700873 is a deficient number, since it is larger than the sum of its proper divisors (1).

27700873 is an equidigital number, since it uses as much as digits as its factorization.

27700873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 27700873 is about 5263.1618823669. The cubic root of 27700873 is about 302.5736833006.

The spelling of 27700873 in words is "twenty-seven million, seven hundred thousand, eight hundred seventy-three".