27734120 has 16 divisors (see below), whose sum is σ = 62401860. Its totient is φ = 11093632.

The previous prime is 27734117. The next prime is 27734173. The reversal of 27734120 is 2143772.

It can be written as a sum of positive squares in 2 ways, for example, as 27730756 + 3364 = 5266^2 + 58^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 27734120.

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 3 ways as a sum of consecutive naturals, for example, 346637 + ... + 346716.

Almost surely, 2^27734120 is an apocalyptic number.

27734120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27734120 is an abundant number, since it is smaller than the sum of its proper divisors (34667740).

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

27734120 is a wasteful number, since it uses less digits than its factorization.

27734120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693364 (or 693360 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 26.

The square root of 27734120 is about 5266.3193978337. The cubic root of 27734120 is about 302.6946860495.

Adding to 27734120 its reverse (2143772), we get a palindrome (29877892).

The spelling of 27734120 in words is "twenty-seven million, seven hundred thirty-four thousand, one hundred twenty".