27049473 has 24 divisors (see below), whose sum is σ = 42868800. Its totient is φ = 16299360.

The previous prime is 27049471. The next prime is 27049511. The reversal of 27049473 is 37494072.

It is not a de Polignac number, because 27049473 - 2¹ = 27049471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27049471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19015 + ... + 20387.

It is an arithmetic number, because the mean of its divisors is an integer number (1786200).

Almost surely, 2^27049473 is an apocalyptic number.

It is an amenable number.

27049473 is a deficient number, since it is larger than the sum of its proper divisors (15819327).

27049473 is a wasteful number, since it uses less digits than its factorization.

27049473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589 (or 1586 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 27049473 is about 5200.9107856221. The cubic root of 27049473 is about 300.1831215323.

The spelling of 27049473 in words is "twenty-seven million, forty-nine thousand, four hundred seventy-three".