22998150 has 144 divisors (see below), whose sum is σ = 72540000. Its totient is φ = 5221440.

The previous prime is 22998133. The next prime is 22998169. The reversal of 22998150 is 5189922.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 154276 + ... + 154424.

It is an arithmetic number, because the mean of its divisors is an integer number (503750).

Almost surely, 2^22998150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22998150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36270000).

22998150 is an abundant number, since it is smaller than the sum of its proper divisors (49541850).

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

22998150 is a wasteful number, since it uses less digits than its factorization.

22998150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 22998150 is about 4795.6386436011. The cubic root of 22998150 is about 284.3790729200.

The spelling of 22998150 in words is "twenty-two million, nine hundred ninety-eight thousand, one hundred fifty".