994898571 has 4 divisors (see below), whose sum is σ = 1326531432. Its totient is φ = 663265712.

The previous prime is 994898561. The next prime is 994898591. The reversal of 994898571 is 175898499.

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 994898571 - 2⁹ = 994898059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (994898561) 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, 165816426 + ... + 165816431.

It is an arithmetic number, because the mean of its divisors is an integer number (331632858).

Almost surely, 2^994898571 is an apocalyptic number.

994898571 is a deficient number, since it is larger than the sum of its proper divisors (331632861).

994898571 is a wasteful number, since it uses less digits than its factorization.

994898571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331632860.

The product of its digits is 6531840, while the sum is 60.

The square root of 994898571 is about 31542.0127924646. The cubic root of 994898571 is about 998.2966238237.

The spelling of 994898571 in words is "nine hundred ninety-four million, eight hundred ninety-eight thousand, five hundred seventy-one".