2282630857 has 8 divisors (see below), whose sum is σ = 2466611784. Its totient is φ = 2099849088.

The previous prime is 2282630813. The next prime is 2282630863. The reversal of 2282630857 is 7580362822.

It can be written as a sum of positive squares in 4 ways, for example, as 347598736 + 1935032121 = 18644^2 + 43989^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2282630857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2282630957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295828 + ... + 303445.

It is an arithmetic number, because the mean of its divisors is an integer number (308326473).

Almost surely, 2^2282630857 is an apocalyptic number.

It is an amenable number.

2282630857 is a deficient number, since it is larger than the sum of its proper divisors (183980927).

2282630857 is a wasteful number, since it uses less digits than its factorization.

2282630857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599579.

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 2282630857 is about 47776.8862212681. The cubic root of 2282630857 is about 1316.6749141466.

The spelling of 2282630857 in words is "two billion, two hundred eighty-two million, six hundred thirty thousand, eight hundred fifty-seven".