996047808 has 112 divisors (see below), whose sum is σ = 3048487680. Its totient is φ = 281124864.

The previous prime is 996047803. The next prime is 996047837. The reversal of 996047808 is 808740699.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×996047808² = 1984222471643209728, which contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996047803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107088 + ... + 116016.

It is an arithmetic number, because the mean of its divisors is an integer number (27218640).

Almost surely, 2^996047808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 996047808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1524243840).

996047808 is an abundant number, since it is smaller than the sum of its proper divisors (2052439872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

996047808 is a wasteful number, since it uses less digits than its factorization.

996047808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9034 (or 9024 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 996047808 is about 31560.2250942543. The cubic root of 996047808 is about 998.6808633102.

The spelling of 996047808 in words is "nine hundred ninety-six million, forty-seven thousand, eight hundred eight".