27117242 has 4 divisors (see below), whose sum is σ = 40675866. Its totient is φ = 13558620.

The previous prime is 27117241. The next prime is 27117257. The reversal of 27117242 is 24271172.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24196561 + 2920681 = 4919^2 + 1709^2 .

It is not an unprimeable number, because it can be changed into a prime (27117241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6779309 + ... + 6779312.

Almost surely, 2^27117242 is an apocalyptic number.

27117242 is a deficient number, since it is larger than the sum of its proper divisors (13558624).

27117242 is a wasteful number, since it uses less digits than its factorization.

27117242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13558623.

The product of its digits is 1568, while the sum is 26.

The square root of 27117242 is about 5207.4218189042. The cubic root of 27117242 is about 300.4336026236.

The spelling of 27117242 in words is "twenty-seven million, one hundred seventeen thousand, two hundred forty-two".