494345 has 4 divisors (see below), whose sum is σ = 593220. Its totient is φ = 395472.

The previous prime is 494341. The next prime is 494353. The reversal of 494345 is 543494.

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 355216 + 139129 = 596^2 + 373^2 .

It is a cyclic number.

It is not a de Polignac number, because 494345 - 2² = 494341 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (494341) 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, 49430 + ... + 49439.

It is an arithmetic number, because the mean of its divisors is an integer number (148305).

2⁴⁹⁴³⁴⁵ is an apocalyptic number.

It is an amenable number.

494345 is a deficient number, since it is larger than the sum of its proper divisors (98875).

494345 is an equidigital number, since it uses as much as digits as its factorization.

494345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98874.

The product of its digits is 8640, while the sum is 29.

The square root of 494345 is about 703.0967216536. The cubic root of 494345 is about 79.0696922795.

It can be divided in two parts, 4 and 94345, that added together give a palindrome (94349).

The spelling of 494345 in words is "four hundred ninety-four thousand, three hundred forty-five".