82078346 has 32 divisors (see below), whose sum is σ = 149817600. Its totient is φ = 32921856.

The previous prime is 82078327. The next prime is 82078369. The reversal of 82078346 is 64387028.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46496 + ... + 48228.

It is an arithmetic number, because the mean of its divisors is an integer number (4681800).

Almost surely, 2^82078346 is an apocalyptic number.

82078346 is a deficient number, since it is larger than the sum of its proper divisors (67739254).

82078346 is a wasteful number, since it uses less digits than its factorization.

82078346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 82078346 is about 9059.7100395101. The cubic root of 82078346 is about 434.5864674395.

The spelling of 82078346 in words is "eighty-two million, seventy-eight thousand, three hundred forty-six".