996227940 has 24 divisors (see below), whose sum is σ = 2789438400. Its totient is φ = 265660768.

The previous prime is 996227929. The next prime is 996227951. The reversal of 996227940 is 49722699.

It is an interprime number because it is at equal distance from previous prime (996227929) and next prime (996227951).

It is a self number, because there is not a number n which added to its sum of digits gives 996227940.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8301840 + ... + 8301959.

It is an arithmetic number, because the mean of its divisors is an integer number (116226600).

Almost surely, 2^996227940 is an apocalyptic number.

It is an amenable number.

996227940 is an abundant number, since it is smaller than the sum of its proper divisors (1793210460).

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

996227940 is a wasteful number, since it uses less digits than its factorization.

996227940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16603811 (or 16603809 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 996227940 is about 31563.0787471691. The cubic root of 996227940 is about 998.7410624079.

The spelling of 996227940 in words is "nine hundred ninety-six million, two hundred twenty-seven thousand, nine hundred forty".