99222004 has 12 divisors (see below), whose sum is σ = 198444064. Its totient is φ = 42523704.

The previous prime is 99222001. The next prime is 99222031. The reversal of 99222004 is 40022299.

It is a happy number.

99222004 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 3543643 = 99222004 / (9 + 9 + 2 + 2 + 2 + 0 + 0 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99222001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1771794 + ... + 1771849.

Almost surely, 2^99222004 is an apocalyptic number.

It is an amenable number.

99222004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

99222004 is a wasteful number, since it uses less digits than its factorization.

99222004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3543654 (or 3543652 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 99222004 is about 9961.0242445243. The cubic root of 99222004 is about 462.9520356715.

The spelling of 99222004 in words is "ninety-nine million, two hundred twenty-two thousand, four".