492365 has 4 divisors (see below), whose sum is σ = 590844. Its totient is φ = 393888.

The previous prime is 492319. The next prime is 492377. The reversal of 492365 is 563294.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 563294 = 2 ⋅281647.

It can be written as a sum of positive squares in 2 ways, for example, as 100489 + 391876 = 317^2 + 626^2 .

It is a cyclic number.

It is not a de Polignac number, because 492365 - 2¹⁰ = 491341 is a prime.

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

It is a Duffinian number.

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 492365.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49232 + ... + 49241.

It is an arithmetic number, because the mean of its divisors is an integer number (147711).

2⁴⁹²³⁶⁵ is an apocalyptic number.

It is an amenable number.

492365 is a deficient number, since it is larger than the sum of its proper divisors (98479).

492365 is an equidigital number, since it uses as much as digits as its factorization.

492365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98478.

The product of its digits is 6480, while the sum is 29.

The square root of 492365 is about 701.6872522713. The cubic root of 492365 is about 78.9639850793.

The spelling of 492365 in words is "four hundred ninety-two thousand, three hundred sixty-five".