82278026 has 8 divisors (see below), whose sum is σ = 124979520. Its totient is φ = 40618188.

The previous prime is 82278013. The next prime is 82278067. The reversal of 82278026 is 62087228.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260216 + ... + 260531.

It is an arithmetic number, because the mean of its divisors is an integer number (15622440).

Almost surely, 2^82278026 is an apocalyptic number.

82278026 is a deficient number, since it is larger than the sum of its proper divisors (42701494).

82278026 is a wasteful number, since it uses less digits than its factorization.

82278026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520828.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 82278026 is about 9070.7235654054. The cubic root of 82278026 is about 434.9386023355.

The spelling of 82278026 in words is "eighty-two million, two hundred seventy-eight thousand, twenty-six".