994749 has 24 divisors (see below), whose sum is σ = 1581408. Its totient is φ = 554400.

The previous prime is 994723. The next prime is 994751. The reversal of 994749 is 947499.

It is not a de Polignac number, because 994749 - 2⁵ = 994717 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 994749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9799 + ... + 9899.

It is an arithmetic number, because the mean of its divisors is an integer number (65892).

2⁹⁹⁴⁷⁴⁹ is an apocalyptic number.

It is an amenable number.

994749 is a deficient number, since it is larger than the sum of its proper divisors (586659).

994749 is a wasteful number, since it uses less digits than its factorization.

994749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 178 counting only the distinct ones).

The product of its digits is 81648, while the sum is 42.

The square root of 994749 is about 997.3710442960. The cubic root of 994749 is about 99.8246594031.

The spelling of 994749 in words is "nine hundred ninety-four thousand, seven hundred forty-nine".