492647 has 2 divisors, whose sum is σ = 492648. Its totient is φ = 492646.

The previous prime is 492641. The next prime is 492659. The reversal of 492647 is 746294.

It is a weak prime.

492647 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 492647 - 2⁴ = 492631 is a prime.

It is a Chen prime.

It is a nialpdrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (492641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246323 + 246324.

It is an arithmetic number, because the mean of its divisors is an integer number (246324).

2⁴⁹²⁶⁴⁷ is an apocalyptic number.

492647 is a deficient number, since it is larger than the sum of its proper divisors (1).

492647 is an equidigital number, since it uses as much as digits as its factorization.

492647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 492647 is about 701.8881677304. Note that the first 3 decimals coincide. The cubic root of 492647 is about 78.9790576331.

The spelling of 492647 in words is "four hundred ninety-two thousand, six hundred forty-seven".