27669142 has 4 divisors (see below), whose sum is σ = 41503716. Its totient is φ = 13834570.

The previous prime is 27669113. The next prime is 27669157. The reversal of 27669142 is 24196672.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6917284 + ... + 6917287.

It is an arithmetic number, because the mean of its divisors is an integer number (10375929).

Almost surely, 2^27669142 is an apocalyptic number.

27669142 is a deficient number, since it is larger than the sum of its proper divisors (13834574).

27669142 is a wasteful number, since it uses less digits than its factorization.

27669142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13834573.

The product of its digits is 36288, while the sum is 37.

The square root of 27669142 is about 5260.1465759045. The cubic root of 27669142 is about 302.4581077156.

The spelling of 27669142 in words is "twenty-seven million, six hundred sixty-nine thousand, one hundred forty-two".