27320528 has 10 divisors (see below), whose sum is σ = 52933554. Its totient is φ = 13660256.

The previous prime is 27320509. The next prime is 27320533. The reversal of 27320528 is 82502372.

It can be written as a sum of positive squares in only one way, i.e., 26296384 + 1024144 = 5128^2 + 1012^2 .

It is a super-2 number, since 2×27320528² = 1492822500397568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27320528.

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, 853751 + ... + 853782.

Almost surely, 2^27320528 is an apocalyptic number.

It is an amenable number.

27320528 is a deficient number, since it is larger than the sum of its proper divisors (25613026).

27320528 is a wasteful number, since it uses less digits than its factorization.

27320528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707541 (or 1707535 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 27320528 is about 5226.9042463011. The cubic root of 27320528 is about 301.1824738028.

The spelling of 27320528 in words is "twenty-seven million, three hundred twenty thousand, five hundred twenty-eight".