494885 has 8 divisors (see below), whose sum is σ = 614520. Its totient is φ = 382144.

The previous prime is 494873. The next prime is 494899. The reversal of 494885 is 588494.

It can be written as a sum of positive squares in 4 ways, for example, as 160801 + 334084 = 401^2 + 578^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 494885 - 2¹⁶ = 429349 is a prime.

It is a super-2 number, since 2×494885² = 489822326450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562 + ... + 1851.

It is an arithmetic number, because the mean of its divisors is an integer number (76815).

2⁴⁹⁴⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

494885 is a deficient number, since it is larger than the sum of its proper divisors (119635).

494885 is a wasteful number, since it uses less digits than its factorization.

494885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3447.

The product of its digits is 46080, while the sum is 38.

The square root of 494885 is about 703.4806322849. The cubic root of 494885 is about 79.0984725148.

The spelling of 494885 in words is "four hundred ninety-four thousand, eight hundred eighty-five".