994609423 has 2 divisors, whose sum is σ = 994609424. Its totient is φ = 994609422.

The previous prime is 994609417. The next prime is 994609559. The reversal of 994609423 is 324906499.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994609423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994639423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497304711 + 497304712.

It is an arithmetic number, because the mean of its divisors is an integer number (497304712).

Almost surely, 2^994609423 is an apocalyptic number.

994609423 is a deficient number, since it is larger than the sum of its proper divisors (1).

994609423 is an equidigital number, since it uses as much as digits as its factorization.

994609423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 994609423 is about 31537.4289218383. The cubic root of 994609423 is about 998.1999025936.

The spelling of 994609423 in words is "nine hundred ninety-four million, six hundred nine thousand, four hundred twenty-three".