994426793 has 4 divisors (see below), whose sum is σ = 999633408. Its totient is φ = 989220180.

The previous prime is 994426777. The next prime is 994426841. The reversal of 994426793 is 397624499.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 994426793 - 2⁴ = 994426777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994426703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2603021 + ... + 2603402.

It is an arithmetic number, because the mean of its divisors is an integer number (249908352).

Almost surely, 2^994426793 is an apocalyptic number.

It is an amenable number.

994426793 is a deficient number, since it is larger than the sum of its proper divisors (5206615).

994426793 is a wasteful number, since it uses less digits than its factorization.

994426793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5206614.

The product of its digits is 2939328, while the sum is 53.

The square root of 994426793 is about 31534.5333404508. The cubic root of 994426793 is about 998.1388024260.

The spelling of 994426793 in words is "nine hundred ninety-four million, four hundred twenty-six thousand, seven hundred ninety-three".