492347 has 4 divisors (see below), whose sum is σ = 518280. Its totient is φ = 466416.

The previous prime is 492319. The next prime is 492377. The reversal of 492347 is 743294.

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 492347 - 2¹⁸ = 230203 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (492377) by changing a digit.

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, 12938 + ... + 12975.

It is an arithmetic number, because the mean of its divisors is an integer number (129570).

2⁴⁹²³⁴⁷ is an apocalyptic number.

492347 is a deficient number, since it is larger than the sum of its proper divisors (25933).

492347 is a wasteful number, since it uses less digits than its factorization.

492347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25932.

The product of its digits is 6048, while the sum is 29.

The square root of 492347 is about 701.6744259270. The cubic root of 492347 is about 78.9630228060.

The spelling of 492347 in words is "four hundred ninety-two thousand, three hundred forty-seven".