494870 has 32 divisors (see below), whose sum is σ = 979776. Its totient is φ = 179200.

The previous prime is 494849. The next prime is 494873. The reversal of 494870 is 78494.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494873) by changing a digit.

494870 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6935 + ... + 7005.

It is an arithmetic number, because the mean of its divisors is an integer number (30618).

2⁴⁹⁴⁸⁷⁰ is an apocalyptic number.

494870 is a deficient number, since it is larger than the sum of its proper divisors (484906).

494870 is a wasteful number, since it uses less digits than its factorization.

494870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 494870 is about 703.4699709298. The cubic root of 494870 is about 79.0976733466.

The spelling of 494870 in words is "four hundred ninety-four thousand, eight hundred seventy".