2017078404 has 24 divisors (see below), whose sum is σ = 5134381728. Its totient is φ = 611235840.

The previous prime is 2017078397. The next prime is 2017078417. The reversal of 2017078404 is 4048707102.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 7640317 + ... + 7640580.

It is an arithmetic number, because the mean of its divisors is an integer number (213932572).

Almost surely, 2^2017078404 is an apocalyptic number.

It is an amenable number.

2017078404 is an abundant number, since it is smaller than the sum of its proper divisors (3117303324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2017078404 is a wasteful number, since it uses less digits than its factorization.

2017078404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15280915 (or 15280913 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 33.

The square root of 2017078404 is about 44911.8960187610. The cubic root of 2017078404 is about 1263.4971302872.

The spelling of 2017078404 in words is "two billion, seventeen million, seventy-eight thousand, four hundred four".