78082366 has 8 divisors (see below), whose sum is σ = 120901824. Its totient is φ = 37781760.

The previous prime is 78082363. The next prime is 78082391. The reversal of 78082366 is 66328087.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78082363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629635 + ... + 629758.

It is an arithmetic number, because the mean of its divisors is an integer number (15112728).

Almost surely, 2^78082366 is an apocalyptic number.

78082366 is a deficient number, since it is larger than the sum of its proper divisors (42819458).

78082366 is a wasteful number, since it uses less digits than its factorization.

78082366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259426.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 78082366 is about 8836.4226924701. The cubic root of 78082366 is about 427.4162091972.

The spelling of 78082366 in words is "seventy-eight million, eighty-two thousand, three hundred sixty-six".