492652187 has 4 divisors (see below), whose sum is σ = 504668136. Its totient is φ = 480636240.

The previous prime is 492652169. The next prime is 492652189. The reversal of 492652187 is 781256294.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 492652187 - 2⁶ = 492652123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492652189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6007913 + ... + 6007994.

It is an arithmetic number, because the mean of its divisors is an integer number (126167034).

Almost surely, 2^492652187 is an apocalyptic number.

492652187 is a deficient number, since it is larger than the sum of its proper divisors (12015949).

492652187 is a wasteful number, since it uses less digits than its factorization.

492652187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12015948.

The product of its digits is 241920, while the sum is 44.

The square root of 492652187 is about 22195.7695744031. The cubic root of 492652187 is about 789.7933481803.

The spelling of 492652187 in words is "four hundred ninety-two million, six hundred fifty-two thousand, one hundred eighty-seven".