996122222 has 4 divisors (see below), whose sum is σ = 1494183336. Its totient is φ = 498061110.

The previous prime is 996122221. The next prime is 996122243. The reversal of 996122222 is 222221699.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996122221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249030554 + ... + 249030557.

It is an arithmetic number, because the mean of its divisors is an integer number (373545834).

Almost surely, 2^996122222 is an apocalyptic number.

996122222 is a deficient number, since it is larger than the sum of its proper divisors (498061114).

996122222 is a wasteful number, since it uses less digits than its factorization.

996122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498061113.

The product of its digits is 15552, while the sum is 35.

The square root of 996122222 is about 31561.4039928518. The cubic root of 996122222 is about 998.7057329288.

The spelling of 996122222 in words is "nine hundred ninety-six million, one hundred twenty-two thousand, two hundred twenty-two".