996572040 has 64 divisors (see below), whose sum is σ = 3147076800. Its totient is φ = 251764992.

The previous prime is 996571987. The next prime is 996572051. The reversal of 996572040 is 40275699.

It is a junction number, because it is equal to n+sod(n) for n = 996571983 and 996572001.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 216267 + ... + 220826.

It is an arithmetic number, because the mean of its divisors is an integer number (49173075).

Almost surely, 2^996572040 is an apocalyptic number.

It is an amenable number.

996572040 is an abundant number, since it is smaller than the sum of its proper divisors (2150504760).

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

996572040 is a wasteful number, since it uses less digits than its factorization.

996572040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437126 (or 437122 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 996572040 is about 31568.5292657102. The cubic root of 996572040 is about 998.8560385178.

The spelling of 996572040 in words is "nine hundred ninety-six million, five hundred seventy-two thousand, forty".