2828117078 has 4 divisors (see below), whose sum is σ = 4242175620. Its totient is φ = 1414058538.

The previous prime is 2828117077. The next prime is 2828117081. The reversal of 2828117078 is 8707118282.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2828117077) by changing a digit.

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 as a sum of consecutive naturals, namely, 707029268 + ... + 707029271.

It is an arithmetic number, because the mean of its divisors is an integer number (1060543905).

Almost surely, 2^2828117078 is an apocalyptic number.

2828117078 is a deficient number, since it is larger than the sum of its proper divisors (1414058542).

2828117078 is a wasteful number, since it uses less digits than its factorization.

2828117078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414058541.

The product of its (nonzero) digits is 100352, while the sum is 44.

The square root of 2828117078 is about 53180.0439826821. The cubic root of 2828117078 is about 1414.1618860271.

The spelling of 2828117078 in words is "two billion, eight hundred twenty-eight million, one hundred seventeen thousand, seventy-eight".