8782222078 has 16 divisors (see below), whose sum is σ = 15362488800. Its totient is φ = 3763809168.

The previous prime is 8782222019. The next prime is 8782222079. The reversal of 8782222078 is 8702222878.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8782222079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6400351 + ... + 6401722.

It is an arithmetic number, because the mean of its divisors is an integer number (960155550).

Almost surely, 2^8782222078 is an apocalyptic number.

8782222078 is a deficient number, since it is larger than the sum of its proper divisors (6580266722).

8782222078 is a wasteful number, since it uses less digits than its factorization.

8782222078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12802096 (or 12802082 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 46.

The square root of 8782222078 is about 93713.5106481451. The cubic root of 8782222078 is about 2063.1690061040.

It can be divided in two parts, 8782 and 222078, that added together give a triangular number (230860 = T₆₇₉).

The spelling of 8782222078 in words is "eight billion, seven hundred eighty-two million, two hundred twenty-two thousand, seventy-eight".