27867442 has 8 divisors (see below), whose sum is σ = 41873436. Its totient is φ = 13909632.

The previous prime is 27867439. The next prime is 27867443. The reversal of 27867442 is 24476872.

It can be written as a sum of positive squares in 2 ways, for example, as 26615281 + 1252161 = 5159^2 + 1119^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 27867395 and 27867404.

It is not an unprimeable number, because it can be changed into a prime (27867443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10563 + ... + 12934.

Almost surely, 2^27867442 is an apocalyptic number.

27867442 is a deficient number, since it is larger than the sum of its proper divisors (14005994).

27867442 is a wasteful number, since it uses less digits than its factorization.

27867442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24092.

The product of its digits is 150528, while the sum is 40.

The square root of 27867442 is about 5278.9622086164. The cubic root of 27867442 is about 303.1789435581.

The spelling of 27867442 in words is "twenty-seven million, eight hundred sixty-seven thousand, four hundred forty-two".