870771082 has 4 divisors (see below), whose sum is σ = 1306156626. Its totient is φ = 435385540.

The previous prime is 870771067. The next prime is 870771103. The reversal of 870771082 is 280177078.

It is a happy number.

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., 836887041 + 33884041 = 28929^2 + 5821^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 217692769 + ... + 217692772.

Almost surely, 2^870771082 is an apocalyptic number.

870771082 is a deficient number, since it is larger than the sum of its proper divisors (435385544).

870771082 is a wasteful number, since it uses less digits than its factorization.

870771082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435385543.

The product of its (nonzero) digits is 43904, while the sum is 40.

The square root of 870771082 is about 29508.8305766257. The cubic root of 870771082 is about 954.9222205781.

The spelling of 870771082 in words is "eight hundred seventy million, seven hundred seventy-one thousand, eighty-two".