494395 has 16 divisors (see below), whose sum is σ = 660960. Its totient is φ = 352000.

The previous prime is 494387. The next prime is 494407. The reversal of 494395 is 593494.

It is not a de Polignac number, because 494395 - 2³ = 494387 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 494395.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4845 + ... + 4945.

It is an arithmetic number, because the mean of its divisors is an integer number (41310).

2⁴⁹⁴³⁹⁵ is an apocalyptic number.

494395 is the 445-th heptagonal number.

494395 is a deficient number, since it is larger than the sum of its proper divisors (166565).

494395 is a wasteful number, since it uses less digits than its factorization.

494395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206.

The product of its digits is 19440, while the sum is 34.

The square root of 494395 is about 703.1322777401. The cubic root of 494395 is about 79.0723579963.

Subtracting 494395 from its reverse (593494), we obtain a palindrome (99099).

It can be divided in two parts, 49 and 4395, that added together give a palindrome (4444).

The spelling of 494395 in words is "four hundred ninety-four thousand, three hundred ninety-five".