2272533000 has 128 divisors (see below), whose sum is σ = 7463664000. Its totient is φ = 574099200.

The previous prime is 2272532989. The next prime is 2272533023. The reversal of 2272533000 is 3352722.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37066 + ... + 76934.

It is an arithmetic number, because the mean of its divisors is an integer number (58309875).

Almost surely, 2^2272533000 is an apocalyptic number.

2272533000 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 2272533000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3731832000).

2272533000 is an abundant number, since it is smaller than the sum of its proper divisors (5191131000).

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

2272533000 is a wasteful number, since it uses less digits than its factorization.

2272533000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39912 (or 39898 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 2272533000 is about 47671.0918691821. The cubic root of 2272533000 is about 1314.7304839758.

Adding to 2272533000 its reverse (3352722), we get a palindrome (2275885722).

The spelling of 2272533000 in words is "two billion, two hundred seventy-two million, five hundred thirty-three thousand".