994258 has 8 divisors (see below), whose sum is σ = 1495728. Its totient is φ = 495684.

The previous prime is 994249. The next prime is 994271. The reversal of 994258 is 852499.

994258 is nontrivially palindromic in base 9.

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

It is an unprimeable number.

994258 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 3 ways as a sum of consecutive naturals, for example, 685 + ... + 1567.

It is an arithmetic number, because the mean of its divisors is an integer number (186966).

2⁹⁹⁴²⁵⁸ is an apocalyptic number.

994258 is a deficient number, since it is larger than the sum of its proper divisors (501470).

994258 is a wasteful number, since it uses less digits than its factorization.

994258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448.

The product of its digits is 25920, while the sum is 37.

The square root of 994258 is about 997.1248668046. The cubic root of 994258 is about 99.8082324873.

It can be divided in two parts, 9942 and 58, that added together give a 4-th power (10000 = 10⁴).

The spelling of 994258 in words is "nine hundred ninety-four thousand, two hundred fifty-eight".