2281518330 has 64 divisors (see below), whose sum is σ = 6739262208. Its totient is φ = 481374720.

The previous prime is 2281518311. The next prime is 2281518367. The reversal of 2281518330 is 338151822.

It is a junction number, because it is equal to n+sod(n) for n = 2281518291 and 2281518300.

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, 415131 + ... + 420590.

It is an arithmetic number, because the mean of its divisors is an integer number (105300972).

Almost surely, 2^2281518330 is an apocalyptic number.

2281518330 is an abundant number, since it is smaller than the sum of its proper divisors (4457743878).

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

2281518330 is a wasteful number, since it uses less digits than its factorization.

2281518330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835751.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 2281518330 is about 47765.2418605831. The cubic root of 2281518330 is about 1316.4609688455.

The spelling of 2281518330 in words is "two billion, two hundred eighty-one million, five hundred eighteen thousand, three hundred thirty".