2276664720 has 320 divisors, whose sum is σ = 8060912640. Its totient is φ = 526489600.

The previous prime is 2276664679. The next prime is 2276664727. The reversal of 2276664720 is 274666722.

It is not an unprimeable number, because it can be changed into a prime (2276664727) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10029247 + ... + 10029473.

It is an arithmetic number, because the mean of its divisors is an integer number (25190352).

Almost surely, 2^2276664720 is an apocalyptic number.

2276664720 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 2276664720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4030456320).

2276664720 is an abundant number, since it is smaller than the sum of its proper divisors (5784247920).

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

2276664720 is a wasteful number, since it uses less digits than its factorization.

2276664720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 2276664720 is about 47714.4078869266. The cubic root of 2276664720 is about 1315.5267774365.

The spelling of 2276664720 in words is "two billion, two hundred seventy-six million, six hundred sixty-four thousand, seven hundred twenty".