994517 has 8 divisors (see below), whose sum is σ = 1108800. Its totient is φ = 886464.

The previous prime is 994501. The next prime is 994549. The reversal of 994517 is 715499.

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

It is not a de Polignac number, because 994517 - 2⁴ = 994501 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 994517.

It is not an unprimeable number, because it can be changed into a prime (994417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1217 + ... + 1862.

It is an arithmetic number, because the mean of its divisors is an integer number (138600).

2⁹⁹⁴⁵¹⁷ is an apocalyptic number.

It is an amenable number.

994517 is a deficient number, since it is larger than the sum of its proper divisors (114283).

994517 is a wasteful number, since it uses less digits than its factorization.

994517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115.

The product of its digits is 11340, while the sum is 35.

The square root of 994517 is about 997.2547317511. The cubic root of 994517 is about 99.8168982755.

The spelling of 994517 in words is "nine hundred ninety-four thousand, five hundred seventeen".