492481 has 4 divisors (see below), whose sum is σ = 537264. Its totient is φ = 447700.

The previous prime is 492467. The next prime is 492487. The reversal of 492481 is 184294.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 492481 - 2⁹ = 491969 is a prime.

It is a super-2 number, since 2×492481² = 485075070722, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 5.

It is not an unprimeable number, because it can be changed into a prime (492487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22375 + ... + 22396.

It is an arithmetic number, because the mean of its divisors is an integer number (134316).

2⁴⁹²⁴⁸¹ is an apocalyptic number.

It is an amenable number.

492481 is a deficient number, since it is larger than the sum of its proper divisors (44783).

492481 is a wasteful number, since it uses less digits than its factorization.

492481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44782.

The product of its digits is 2304, while the sum is 28.

The square root of 492481 is about 701.7699053109. The cubic root of 492481 is about 78.9701858335.

It can be divided in two parts, 4924 and 81, that added together give a palindrome (5005).

The spelling of 492481 in words is "four hundred ninety-two thousand, four hundred eighty-one".