492798 has 16 divisors (see below), whose sum is σ = 1028736. Its totient is φ = 157080.

The previous prime is 492781. The next prime is 492799. The reversal of 492798 is 897294.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (492799) by changing a digit.

492798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1648 + ... + 1923.

It is an arithmetic number, because the mean of its divisors is an integer number (64296).

2⁴⁹²⁷⁹⁸ is an apocalyptic number.

492798 is an abundant number, since it is smaller than the sum of its proper divisors (535938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

492798 is a wasteful number, since it uses less digits than its factorization.

492798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3599.

The product of its digits is 36288, while the sum is 39.

The square root of 492798 is about 701.9957264827. The cubic root of 492798 is about 78.9871260333.

Subtracting 492798 from its reverse (897294), we obtain a square (404496 = 636²).

The spelling of 492798 in words is "four hundred ninety-two thousand, seven hundred ninety-eight".