996222969 has 63 divisors (see below), whose sum is σ = 1747979157. Its totient is φ = 565861464.

The previous prime is 996222959. The next prime is 996223003. The reversal of 996222969 is 969222699.

The square root of 996222969 is 31563.

It is a perfect power (a square), and thus also a powerful number.

996222969 is a `hidden beast` number, since 9 + 9 + 622 + 2 + 9 + 6 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (63).

It is not a de Polignac number, because 996222969 - 2¹³ = 996214777 is a prime.

It is a super-2 number, since 2×996222969² = 1984920407926349922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (996222919) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 5965324 + ... + 5965490.

Almost surely, 2^996222969 is an apocalyptic number.

996222969 is the 31563-rd square number.

996222969 is the 15782-nd centered octagonal number.

It is an amenable number.

996222969 is a deficient number, since it is larger than the sum of its proper divisors (751756188).

996222969 is an frugal number, since it uses more digits than its factorization.

996222969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 177 counting only the distinct ones).

The product of its digits is 1889568, while the sum is 54.

The cubic root of 996222969 is about 998.7394012251.

The spelling of 996222969 in words is "nine hundred ninety-six million, two hundred twenty-two thousand, nine hundred sixty-nine".