492494 has 4 divisors (see below), whose sum is σ = 738744. Its totient is φ = 246246.

The previous prime is 492491. The next prime is 492511. The reversal of 492494 is 494294.

492494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 492494.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 492494.

It is not an unprimeable number, because it can be changed into a prime (492491) 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 as a sum of consecutive naturals, namely, 123122 + ... + 123125.

It is an arithmetic number, because the mean of its divisors is an integer number (184686).

2⁴⁹²⁴⁹⁴ is an apocalyptic number.

492494 is a deficient number, since it is larger than the sum of its proper divisors (246250).

492494 is a wasteful number, since it uses less digits than its factorization.

492494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246249.

The product of its digits is 10368, while the sum is 32.

The square root of 492494 is about 701.7791675449. The cubic root of 492494 is about 78.9708806849.

The spelling of 492494 in words is "four hundred ninety-two thousand, four hundred ninety-four".