27420304 has 10 divisors (see below), whose sum is σ = 53126870. Its totient is φ = 13710144.

The previous prime is 27420299. The next prime is 27420307. The reversal of 27420304 is 40302472.

It can be written as a sum of positive squares in only one way, i.e., 15586704 + 11833600 = 3948^2 + 3440^2 .

It is not an unprimeable number, because it can be changed into a prime (27420307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856869 + ... + 856900.

It is an arithmetic number, because the mean of its divisors is an integer number (5312687).

Almost surely, 2^27420304 is an apocalyptic number.

It is an amenable number.

27420304 is a deficient number, since it is larger than the sum of its proper divisors (25706566).

27420304 is a wasteful number, since it uses less digits than its factorization.

27420304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713777 (or 1713771 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 22.

The square root of 27420304 is about 5236.4400120693. The cubic root of 27420304 is about 301.5486730969.

Adding to 27420304 its reverse (40302472), we get a palindrome (67722776).

The spelling of 27420304 in words is "twenty-seven million, four hundred twenty thousand, three hundred four".