2078436784 has 20 divisors (see below), whose sum is σ = 4028119416. Its totient is φ = 1038922112.

The previous prime is 2078436707. The next prime is 2078436793. The reversal of 2078436784 is 4876348702.

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, 46212 + ... + 79324.

Almost surely, 2^2078436784 is an apocalyptic number.

It is an amenable number.

2078436784 is a deficient number, since it is larger than the sum of its proper divisors (1949682632).

2078436784 is a wasteful number, since it uses less digits than its factorization.

2078436784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37044 (or 37038 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 49.

The square root of 2078436784 is about 45589.8758936674. The cubic root of 2078436784 is about 1276.1809965241.

The spelling of 2078436784 in words is "two billion, seventy-eight million, four hundred thirty-six thousand, seven hundred eighty-four".