185164852 has 12 divisors (see below), whose sum is σ = 327379780. Its totient is φ = 91627776.

The previous prime is 185164849. The next prime is 185164871. The reversal of 185164852 is 258461581.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 80389156 + 104775696 = 8966^2 + 10236^2 .

It is a congruent number.

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, 238227 + ... + 239002.

Almost surely, 2^185164852 is an apocalyptic number.

It is an amenable number.

185164852 is a deficient number, since it is larger than the sum of its proper divisors (142214928).

185164852 is a wasteful number, since it uses less digits than its factorization.

185164852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477330 (or 477328 counting only the distinct ones).

The product of its digits is 76800, while the sum is 40.

The square root of 185164852 is about 13607.5292393586. The cubic root of 185164852 is about 569.9711199074.

The spelling of 185164852 in words is "one hundred eighty-five million, one hundred sixty-four thousand, eight hundred fifty-two".