27420152 has 16 divisors (see below), whose sum is σ = 52181160. Its totient is φ = 13505184.

The previous prime is 27420143. The next prime is 27420157. The reversal of 27420152 is 25102472.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27420157) by changing a digit.

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, 25043 + ... + 26114.

Almost surely, 2^27420152 is an apocalyptic number.

It is an amenable number.

27420152 is a deficient number, since it is larger than the sum of its proper divisors (24761008).

27420152 is a wasteful number, since it uses less digits than its factorization.

27420152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51230 (or 51226 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 27420152 is about 5236.4254983720. The cubic root of 27420152 is about 301.5481159005.

It can be divided in two parts, 27420 and 152, that added together give a palindrome (27572).

The spelling of 27420152 in words is "twenty-seven million, four hundred twenty thousand, one hundred fifty-two".