494401 has 4 divisors (see below), whose sum is σ = 496432. Its totient is φ = 492372.

The previous prime is 494387. The next prime is 494407. The reversal of 494401 is 104494.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 494401 - 2⁵ = 494369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (494407) 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, 591 + ... + 1156.

It is an arithmetic number, because the mean of its divisors is an integer number (124108).

2⁴⁹⁴⁴⁰¹ is an apocalyptic number.

It is an amenable number.

494401 is a deficient number, since it is larger than the sum of its proper divisors (2031).

494401 is a wasteful number, since it uses less digits than its factorization.

494401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2030.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 494401 is about 703.1365443497. The cubic root of 494401 is about 79.0726778703.

Adding to 494401 its reverse (104494), we get a palindrome (598895).

The spelling of 494401 in words is "four hundred ninety-four thousand, four hundred one".