2278282826 has 4 divisors (see below), whose sum is σ = 3417424242. Its totient is φ = 1139141412.

The previous prime is 2278282813. The next prime is 2278282847. The reversal of 2278282826 is 6282828722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1303282201 + 975000625 = 36101^2 + 31225^2 .

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 as a sum of consecutive naturals, namely, 569570705 + ... + 569570708.

Almost surely, 2^2278282826 is an apocalyptic number.

2278282826 is a deficient number, since it is larger than the sum of its proper divisors (1139141416).

2278282826 is a wasteful number, since it uses less digits than its factorization.

2278282826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139141415.

The product of its digits is 688128, while the sum is 47.

The square root of 2278282826 is about 47731.3610323443. The cubic root of 2278282826 is about 1315.8383674051.

The spelling of 2278282826 in words is "two billion, two hundred seventy-eight million, two hundred eighty-two thousand, eight hundred twenty-six".