494901 has 12 divisors (see below), whose sum is σ = 780000. Its totient is φ = 299880.

The previous prime is 494899. The next prime is 494903. The reversal of 494901 is 109494.

It is an interprime number because it is at equal distance from previous prime (494899) and next prime (494903).

It is not a de Polignac number, because 494901 - 2¹ = 494899 is a prime.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2401 + ... + 2598.

It is an arithmetic number, because the mean of its divisors is an integer number (65000).

2⁴⁹⁴⁹⁰¹ is an apocalyptic number.

It is an amenable number.

494901 is a deficient number, since it is larger than the sum of its proper divisors (285099).

494901 is a wasteful number, since it uses less digits than its factorization.

494901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016 (or 5013 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 494901 is about 703.4920042190. The cubic root of 494901 is about 79.0993249431.

It can be divided in two parts, 49 and 4901, that added together give a triangular number (4950 = T₉₉).

The spelling of 494901 in words is "four hundred ninety-four thousand, nine hundred one".