2275200000 has 396 divisors, whose sum is σ = 8315405280. Its totient is φ = 599040000.

The previous prime is 2275199999. The next prime is 2275200001. The reversal of 2275200000 is 25722.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2275199999) and next prime (2275200001).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275200001) 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, 28799961 + ... + 28800039.

Almost surely, 2^2275200000 is an apocalyptic number.

2275200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2275200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4157702640).

2275200000 is an abundant number, since it is smaller than the sum of its proper divisors (6040205280).

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

2275200000 is an frugal number, since it uses more digits than its factorization.

2275200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 18.

The square root of 2275200000 is about 47699.0565944443. The cubic root of 2275200000 is about 1315.2445968503.

Adding to 2275200000 its reverse (25722), we get a palindrome (2275225722).

The spelling of 2275200000 in words is "two billion, two hundred seventy-five million, two hundred thousand".