492681158 has 4 divisors (see below), whose sum is σ = 739021740. Its totient is φ = 246340578.

The previous prime is 492681157. The next prime is 492681197. The reversal of 492681158 is 851186294.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492681151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123170288 + ... + 123170291.

It is an arithmetic number, because the mean of its divisors is an integer number (184755435).

Almost surely, 2^492681158 is an apocalyptic number.

492681158 is a deficient number, since it is larger than the sum of its proper divisors (246340582).

492681158 is a wasteful number, since it uses less digits than its factorization.

492681158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246340581.

The product of its digits is 138240, while the sum is 44.

The square root of 492681158 is about 22196.4221891727. The cubic root of 492681158 is about 789.8088294571.

The spelling of 492681158 in words is "four hundred ninety-two million, six hundred eighty-one thousand, one hundred fifty-eight".