84791078 has 8 divisors (see below), whose sum is σ = 127443000. Its totient is φ = 42310080.

The previous prime is 84791071. The next prime is 84791123. The reversal of 84791078 is 87019748.

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 (84791071) 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, 41483 + ... + 43478.

It is an arithmetic number, because the mean of its divisors is an integer number (15930375).

Almost surely, 2^84791078 is an apocalyptic number.

84791078 is a deficient number, since it is larger than the sum of its proper divisors (42651922).

84791078 is a wasteful number, since it uses less digits than its factorization.

84791078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85462.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 84791078 is about 9208.2071001906. The cubic root of 84791078 is about 439.3224385553.

The spelling of 84791078 in words is "eighty-four million, seven hundred ninety-one thousand, seventy-eight".