494245 has 4 divisors (see below), whose sum is σ = 593100. Its totient is φ = 395392.

The previous prime is 494237. The next prime is 494251. The reversal of 494245 is 542494.

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

It can be written as a sum of positive squares in 2 ways, for example, as 173889 + 320356 = 417^2 + 566^2 .

It is a cyclic number.

It is not a de Polignac number, because 494245 - 2³ = 494237 is a prime.

494245 is a lucky number.

It is a congruent number.

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, 49420 + ... + 49429.

It is an arithmetic number, because the mean of its divisors is an integer number (148275).

2⁴⁹⁴²⁴⁵ is an apocalyptic number.

It is an amenable number.

494245 is a deficient number, since it is larger than the sum of its proper divisors (98855).

494245 is an equidigital number, since it uses as much as digits as its factorization.

494245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98854.

The product of its digits is 5760, while the sum is 28.

The square root of 494245 is about 703.0256040857. The cubic root of 494245 is about 79.0643603066.

Adding to 494245 its product of digits (5760), we get a palindrome (500005).

It can be divided in two parts, 4 and 94245, that added together give a palindrome (94249).

The spelling of 494245 in words is "four hundred ninety-four thousand, two hundred forty-five".