996851772 has 120 divisors (see below), whose sum is σ = 3034807776. Its totient is φ = 279407232.

The previous prime is 996851759. The next prime is 996851773. The reversal of 996851772 is 277158699.

996851772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996851773) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 116058 + ... + 124350.

Almost surely, 2^996851772 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 996851772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1517403888).

996851772 is an abundant number, since it is smaller than the sum of its proper divisors (2037956004).

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

996851772 is a wasteful number, since it uses less digits than its factorization.

996851772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8369 (or 8358 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The square root of 996851772 is about 31572.9595065144. The cubic root of 996851772 is about 998.9494874765.

The spelling of 996851772 in words is "nine hundred ninety-six million, eight hundred fifty-one thousand, seven hundred seventy-two".