4022027550 has 72 divisors (see below), whose sum is σ = 10883756520. Its totient is φ = 1064808000.

The previous prime is 4022027543. The next prime is 4022027557. The reversal of 4022027550 is 557202204.

4022027550 is a `hidden beast` number, since 402 + 202 + 7 + 5 + 50 = 666.

It is an interprime number because it is at equal distance from previous prime (4022027543) and next prime (4022027557).

It is a super-2 number, since 2×4022027550² = 32353411225918005000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022027557) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30400 + ... + 94700.

It is an arithmetic number, because the mean of its divisors is an integer number (151163285).

Almost surely, 2^4022027550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4022027550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5441878260).

4022027550 is an abundant number, since it is smaller than the sum of its proper divisors (6861728970).

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

4022027550 is a wasteful number, since it uses less digits than its factorization.

4022027550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64458 (or 64450 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 27.

The square root of 4022027550 is about 63419.4571878379. The cubic root of 4022027550 is about 1590.3095991401.

Adding to 4022027550 its reverse (557202204), we get a palindrome (4579229754).

The spelling of 4022027550 in words is "four billion, twenty-two million, twenty-seven thousand, five hundred fifty".