8720690282 has 16 divisors (see below), whose sum is σ = 13536633600. Its totient is φ = 4208579760.

The previous prime is 8720690263. The next prime is 8720690291. The reversal of 8720690282 is 2820960278.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161519 + ... + 208637.

It is an arithmetic number, because the mean of its divisors is an integer number (846039600).

Almost surely, 2^8720690282 is an apocalyptic number.

8720690282 is a deficient number, since it is larger than the sum of its proper divisors (4815943318).

8720690282 is a wasteful number, since it uses less digits than its factorization.

8720690282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50341.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 8720690282 is about 93384.6362203120. The cubic root of 8720690282 is about 2058.3392435234.

The spelling of 8720690282 in words is "eight billion, seven hundred twenty million, six hundred ninety thousand, two hundred eighty-two".