996222970 has 32 divisors (see below), whose sum is σ = 1821456720. Its totient is φ = 392232960.

The previous prime is 996222959. The next prime is 996223003. The reversal of 996222970 is 79222699.

It is a Cunningham number, because it is equal to 31563²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 565535961 + 430687009 = 23781^2 + 20753^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 996222970.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466866 + ... + 468994.

Almost surely, 2^996222970 is an apocalyptic number.

996222970 is a deficient number, since it is larger than the sum of its proper divisors (825233750).

996222970 is a wasteful number, since it uses less digits than its factorization.

996222970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2850.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 996222970 is about 31563.0000158413. Note that the first 4 decimals coincide. The cubic root of 996222970 is about 998.7394015593.

The spelling of 996222970 in words is "nine hundred ninety-six million, two hundred twenty-two thousand, nine hundred seventy".