870066674 has 4 divisors (see below), whose sum is σ = 1305100014. Its totient is φ = 435033336.

The previous prime is 870066661. The next prime is 870066683. The reversal of 870066674 is 476660078.

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., 466257649 + 403809025 = 21593^2 + 20095^2 .

It is a super-3 number, since 3×870066674³ (a number of 28 digits) contains 333 as substring.

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, 217516667 + ... + 217516670.

Almost surely, 2^870066674 is an apocalyptic number.

870066674 is a deficient number, since it is larger than the sum of its proper divisors (435033340).

870066674 is a wasteful number, since it uses less digits than its factorization.

870066674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435033339.

The product of its (nonzero) digits is 338688, while the sum is 44.

The square root of 870066674 is about 29496.8926160028. The cubic root of 870066674 is about 954.6646571657.

The spelling of 870066674 in words is "eight hundred seventy million, sixty-six thousand, six hundred seventy-four".