99222300 has 72 divisors (see below), whose sum is σ = 318990000. Its totient is φ = 26458560.

The previous prime is 99222223. The next prime is 99222301. The reversal of 99222300 is 322299.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99222301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15675 + ... + 21074.

Almost surely, 2^99222300 is an apocalyptic number.

99222300 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

99222300 is an abundant number, since it is smaller than the sum of its proper divisors (219767700).

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

99222300 is a wasteful number, since it uses less digits than its factorization.

99222300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36772 (or 36759 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 99222300 is about 9961.0391024230. The cubic root of 99222300 is about 462.9524960320.

Adding to 99222300 its reverse (322299), we get a palindrome (99544599).

The spelling of 99222300 in words is "ninety-nine million, two hundred twenty-two thousand, three hundred".