27239117 has 6 divisors (see below), whose sum is σ = 28935978. Its totient is φ = 25636544.

The previous prime is 27239099. The next prime is 27239143. The reversal of 27239117 is 71193272.

It can be written as a sum of positive squares in 3 ways, for example, as 21058921 + 6180196 = 4589^2 + 2486^2 .

It is not a de Polignac number, because 27239117 - 2¹⁰ = 27238093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27239197) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46838 + ... + 47415.

It is an arithmetic number, because the mean of its divisors is an integer number (4822663).

Almost surely, 2^27239117 is an apocalyptic number.

It is an amenable number.

27239117 is a deficient number, since it is larger than the sum of its proper divisors (1696861).

27239117 is an equidigital number, since it uses as much as digits as its factorization.

27239117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94287 (or 94270 counting only the distinct ones).

The product of its digits is 5292, while the sum is 32.

The square root of 27239117 is about 5219.1107480106. The cubic root of 27239117 is about 300.8830169056.

The spelling of 27239117 in words is "twenty-seven million, two hundred thirty-nine thousand, one hundred seventeen".