994882663 has 4 divisors (see below), whose sum is σ = 1013654088. Its totient is φ = 976111240.

The previous prime is 994882649. The next prime is 994882697. The reversal of 994882663 is 366288499.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 994882663 - 2⁹ = 994882151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994882643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9385633 + ... + 9385738.

It is an arithmetic number, because the mean of its divisors is an integer number (253413522).

Almost surely, 2^994882663 is an apocalyptic number.

994882663 is a deficient number, since it is larger than the sum of its proper divisors (18771425).

994882663 is a wasteful number, since it uses less digits than its factorization.

994882663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18771424.

The product of its digits is 4478976, while the sum is 55.

The square root of 994882663 is about 31541.7606198513. The cubic root of 994882663 is about 998.2913030176.

The spelling of 994882663 in words is "nine hundred ninety-four million, eight hundred eighty-two thousand, six hundred sixty-three".