27750328 has 32 divisors (see below), whose sum is σ = 55128960. Its totient is φ = 13068000.

The previous prime is 27750313. The next prime is 27750329. The reversal of 27750328 is 82305772.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 27750293 and 27750302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27750329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11203 + ... + 13453.

It is an arithmetic number, because the mean of its divisors is an integer number (1722780).

Almost surely, 2^27750328 is an apocalyptic number.

It is an amenable number.

27750328 is a deficient number, since it is larger than the sum of its proper divisors (27378632).

27750328 is a wasteful number, since it uses less digits than its factorization.

27750328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347 (or 2343 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 27750328 is about 5267.8580087166. The cubic root of 27750328 is about 302.7536401473.

It can be divided in two parts, 277 and 50328, that added together give a palindrome (50605).

The spelling of 27750328 in words is "twenty-seven million, seven hundred fifty thousand, three hundred twenty-eight".