27143394 has 16 divisors (see below), whose sum is σ = 55611360. Its totient is φ = 8827040.

The previous prime is 27143387. The next prime is 27143411. The reversal of 27143394 is 49334172.

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 54924 + ... + 55415.

It is an arithmetic number, because the mean of its divisors is an integer number (3475710).

Almost surely, 2^27143394 is an apocalyptic number.

27143394 is an abundant number, since it is smaller than the sum of its proper divisors (28467966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27143394 is a wasteful number, since it uses less digits than its factorization.

27143394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110385.

The product of its digits is 18144, while the sum is 33.

The square root of 27143394 is about 5209.9322452408. The cubic root of 27143394 is about 300.5301514684.

The spelling of 27143394 in words is "twenty-seven million, one hundred forty-three thousand, three hundred ninety-four".