2078194042 has 8 divisors (see below), whose sum is σ = 3189786336. Its totient is φ = 1014931932.

The previous prime is 2078194037. The next prime is 2078194061. The reversal of 2078194042 is 2404918702.

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

It is a junction number, because it is equal to n+sod(n) for n = 2078193992 and 2078194010.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12082438 + ... + 12082609.

It is an arithmetic number, because the mean of its divisors is an integer number (398723292).

Almost surely, 2^2078194042 is an apocalyptic number.

2078194042 is a deficient number, since it is larger than the sum of its proper divisors (1111592294).

2078194042 is a wasteful number, since it uses less digits than its factorization.

2078194042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24165092.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 2078194042 is about 45587.2135801257. The cubic root of 2078194042 is about 1276.1313125836.

The spelling of 2078194042 in words is "two billion, seventy-eight million, one hundred ninety-four thousand, forty-two".