492693331 has 4 divisors (see below), whose sum is σ = 530592832. Its totient is φ = 454793832.

The previous prime is 492693319. The next prime is 492693347. The reversal of 492693331 is 133396294.

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 492693331 - 2⁷ = 492693203 is a prime.

It is a super-2 number, since 2×492693331² = 485493436823751122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492693431) 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 in 3 ways as a sum of consecutive naturals, for example, 18949731 + ... + 18949756.

It is an arithmetic number, because the mean of its divisors is an integer number (132648208).

Almost surely, 2^492693331 is an apocalyptic number.

492693331 is a deficient number, since it is larger than the sum of its proper divisors (37899501).

492693331 is a wasteful number, since it uses less digits than its factorization.

492693331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37899500.

The product of its digits is 104976, while the sum is 40.

The square root of 492693331 is about 22196.6963983382. The cubic root of 492693331 is about 789.8153341803.

The spelling of 492693331 in words is "four hundred ninety-two million, six hundred ninety-three thousand, three hundred thirty-one".