27928052 has 12 divisors (see below), whose sum is σ = 50066436. Its totient is φ = 13623360.

The previous prime is 27928039. The next prime is 27928091. The reversal of 27928052 is 25082972.

It can be written as a sum of positive squares in 2 ways, for example, as 1157776 + 26770276 = 1076^2 + 5174^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84983 + ... + 85310.

It is an arithmetic number, because the mean of its divisors is an integer number (4172203).

Almost surely, 2^27928052 is an apocalyptic number.

It is an amenable number.

27928052 is a deficient number, since it is larger than the sum of its proper divisors (22138384).

27928052 is a wasteful number, since it uses less digits than its factorization.

27928052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170338 (or 170336 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 27928052 is about 5284.6998022593. The cubic root of 27928052 is about 303.3985830194.

The spelling of 27928052 in words is "twenty-seven million, nine hundred twenty-eight thousand, fifty-two".