494312 has 48 divisors (see below), whose sum is σ = 1173060. Its totient is φ = 193536.

The previous prime is 494287. The next prime is 494317. The reversal of 494312 is 213494.

494312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 470596 + 23716 = 686^2 + 154^2 .

It is an Ulam number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (494317) by changing a digit.

494312 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 11 ways as a sum of consecutive naturals, for example, 5048 + ... + 5144.

2⁴⁹⁴³¹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 494312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586530).

494312 is an abundant number, since it is smaller than the sum of its proper divisors (678748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494312 is a wasteful number, since it uses less digits than its factorization.

494312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 119 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 494312 is about 703.0732536514. The cubic root of 494312 is about 79.0679328079.

The spelling of 494312 in words is "four hundred ninety-four thousand, three hundred twelve".