181046036 has 12 divisors (see below), whose sum is σ = 318728928. Its totient is φ = 89980632.

The previous prime is 181046027. The next prime is 181046071. The reversal of 181046036 is 630640181.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134846 + ... + 136181.

It is an arithmetic number, because the mean of its divisors is an integer number (26560744).

Almost surely, 2^181046036 is an apocalyptic number.

It is an amenable number.

181046036 is a deficient number, since it is larger than the sum of its proper divisors (137682892).

181046036 is a wasteful number, since it uses less digits than its factorization.

181046036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271198 (or 271196 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 181046036 is about 13455.3348527638. The cubic root of 181046036 is about 565.7132360988.

The spelling of 181046036 in words is "one hundred eighty-one million, forty-six thousand, thirty-six".