27043472 has 10 divisors (see below), whose sum is σ = 52396758. Its totient is φ = 13521728.

The previous prime is 27043463. The next prime is 27043519. The reversal of 27043472 is 27434072.

It can be written as a sum of positive squares in only one way, i.e., 24167056 + 2876416 = 4916^2 + 1696^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 845093 + ... + 845124.

Almost surely, 2^27043472 is an apocalyptic number.

It is an amenable number.

27043472 is a deficient number, since it is larger than the sum of its proper divisors (25353286).

27043472 is a wasteful number, since it uses less digits than its factorization.

27043472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690225 (or 1690219 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 27043472 is about 5200.3338354379. Note that the first 3 decimals coincide. The cubic root of 27043472 is about 300.1609210733.

The spelling of 27043472 in words is "twenty-seven million, forty-three thousand, four hundred seventy-two".