2022002550 has 72 divisors (see below), whose sum is σ = 5446883520. Its totient is φ = 537768000.

The previous prime is 2022002533. The next prime is 2022002561. The reversal of 2022002550 is 552002202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 169275 + ... + 180825.

It is an arithmetic number, because the mean of its divisors is an integer number (75651160).

Almost surely, 2^2022002550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2022002550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2723441760).

2022002550 is an abundant number, since it is smaller than the sum of its proper divisors (3424880970).

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

2022002550 is a wasteful number, since it uses less digits than its factorization.

2022002550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11958 (or 11950 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 2022002550 is about 44966.6826661696. The cubic root of 2022002550 is about 1264.5244558104.

Adding to 2022002550 its reverse (552002202), we get a palindrome (2574004752).

The spelling of 2022002550 in words is "two billion, twenty-two million, two thousand, five hundred fifty".