8012278 has 8 divisors (see below), whose sum is σ = 12274272. Its totient is φ = 3920856.

The previous prime is 8012269. The next prime is 8012299. The reversal of 8012278 is 8722108.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42525 + ... + 42712.

It is an arithmetic number, because the mean of its divisors is an integer number (1534284).

Almost surely, 2^8012278 is an apocalyptic number.

8012278 is a deficient number, since it is larger than the sum of its proper divisors (4261994).

8012278 is a wasteful number, since it uses less digits than its factorization.

8012278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85286.

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 8012278 is about 2830.5967568695. The cubic root of 8012278 is about 200.1022643677.

It can be divided in two parts, 80122 and 78, that added together give a triangular number (80200 = T₄₀₀).

The spelling of 8012278 in words is "eight million, twelve thousand, two hundred seventy-eight".