996287857 has 8 divisors (see below), whose sum is σ = 1051736000. Its totient is φ = 941140944.

The previous prime is 996287843. The next prime is 996287861. The reversal of 996287857 is 758782699.

996287857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 996287857 - 2²⁷ = 862070129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 996287795 and 996287804.

It is not an unprimeable number, because it can be changed into a prime (996287557) 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, 68493 + ... + 81754.

It is an arithmetic number, because the mean of its divisors is an integer number (131467000).

Almost surely, 2^996287857 is an apocalyptic number.

996287857 is the 18224-th hex number.

It is an amenable number.

996287857 is a deficient number, since it is larger than the sum of its proper divisors (55448143).

996287857 is a wasteful number, since it uses less digits than its factorization.

996287857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150615.

The product of its digits is 15240960, while the sum is 61.

The square root of 996287857 is about 31564.0278956916. The cubic root of 996287857 is about 998.7610847228.

The spelling of 996287857 in words is "nine hundred ninety-six million, two hundred eighty-seven thousand, eight hundred fifty-seven".