187852132 has 36 divisors (see below), whose sum is σ = 370145020. Its totient is φ = 82919232.

The previous prime is 187852097. The next prime is 187852139. The reversal of 187852132 is 231258781.

It can be written as a sum of positive squares in 2 ways, for example, as 61873956 + 125978176 = 7866^2 + 11224^2 .

It is a junction number, because it is equal to n+sod(n) for n = 187852091 and 187852100.

It is not an unprimeable number, because it can be changed into a prime (187852139) 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 11 ways as a sum of consecutive naturals, for example, 24094 + ... + 30922.

Almost surely, 2^187852132 is an apocalyptic number.

It is an amenable number.

187852132 is a deficient number, since it is larger than the sum of its proper divisors (182292888).

187852132 is a wasteful number, since it uses less digits than its factorization.

187852132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6892 (or 6867 counting only the distinct ones).

The product of its digits is 26880, while the sum is 37.

The square root of 187852132 is about 13705.9159489616. The cubic root of 187852132 is about 572.7151998890.

The spelling of 187852132 in words is "one hundred eighty-seven million, eight hundred fifty-two thousand, one hundred thirty-two".