27343656 has 40 divisors (see below), whose sum is σ = 76589370. Its totient is φ = 9114336.

The previous prime is 27343649. The next prime is 27343669. The reversal of 27343656 is 65634372.

It can be written as a sum of positive squares in only one way, i.e., 26687556 + 656100 = 5166^2 + 810^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 27343656.

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 in 9 ways as a sum of consecutive naturals, for example, 20451 + ... + 21746.

Almost surely, 2^27343656 is an apocalyptic number.

It is an amenable number.

27343656 is an abundant number, since it is smaller than the sum of its proper divisors (49245714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27343656 is a wasteful number, since it uses less digits than its factorization.

27343656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42215 (or 42202 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 27343656 is about 5229.1161777111. The cubic root of 27343656 is about 301.2674377973.

The spelling of 27343656 in words is "twenty-seven million, three hundred forty-three thousand, six hundred fifty-six".