9996282821 has 8 divisors (see below), whose sum is σ = 11433480000. Its totient is φ = 8561374848.

The previous prime is 9996282809. The next prime is 9996282833. The reversal of 9996282821 is 1282826999.

It is an interprime number because it is at equal distance from previous prime (9996282809) and next prime (9996282833).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9996282821 - 2¹⁴ = 9996266437 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 (9996284821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562931 + ... + 580416.

It is an arithmetic number, because the mean of its divisors is an integer number (1429185000).

Almost surely, 2^9996282821 is an apocalyptic number.

It is an amenable number.

9996282821 is a deficient number, since it is larger than the sum of its proper divisors (1437197179).

9996282821 is a wasteful number, since it uses less digits than its factorization.

9996282821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144603.

The product of its digits is 2239488, while the sum is 56.

The square root of 9996282821 is about 99981.4123775014. The cubic root of 9996282821 is about 2154.1677096358.

The spelling of 9996282821 in words is "nine billion, nine hundred ninety-six million, two hundred eighty-two thousand, eight hundred twenty-one".