2276532180 has 144 divisors (see below), whose sum is σ = 7760188800. Its totient is φ = 536000256.

The previous prime is 2276532173. The next prime is 2276532191. The reversal of 2276532180 is 812356722.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 47 ways as a sum of consecutive naturals, for example, 32671 + ... + 74969.

It is an arithmetic number, because the mean of its divisors is an integer number (53890200).

Almost surely, 2^2276532180 is an apocalyptic number.

2276532180 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 2276532180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3880094400).

2276532180 is an abundant number, since it is smaller than the sum of its proper divisors (5483656620).

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

2276532180 is a wasteful number, since it uses less digits than its factorization.

2276532180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42350 (or 42345 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 2276532180 is about 47713.0189780525. The cubic root of 2276532180 is about 1315.5012483806.

It can be divided in two parts, 22765 and 32180, that added together give a palindrome (54945).

The spelling of 2276532180 in words is "two billion, two hundred seventy-six million, five hundred thirty-two thousand, one hundred eighty".