27143338 has 4 divisors (see below), whose sum is σ = 40715010. Its totient is φ = 13571668.

The previous prime is 27143293. The next prime is 27143341. The reversal of 27143338 is 83334172.

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., 25836889 + 1306449 = 5083^2 + 1143^2 .

It is an unprimeable number.

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, 6785833 + ... + 6785836.

Almost surely, 2^27143338 is an apocalyptic number.

27143338 is a deficient number, since it is larger than the sum of its proper divisors (13571672).

27143338 is a wasteful number, since it uses less digits than its factorization.

27143338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13571671.

The product of its digits is 12096, while the sum is 31.

The square root of 27143338 is about 5209.9268708879. The cubic root of 27143338 is about 300.5299447920.

The spelling of 27143338 in words is "twenty-seven million, one hundred forty-three thousand, three hundred thirty-eight".