1994077036 has 12 divisors (see below), whose sum is σ = 3988154128. Its totient is φ = 854604432.

The previous prime is 1994077031. The next prime is 1994077039. The reversal of 1994077036 is 6307704991.

1994077036 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1994077031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35608491 + ... + 35608546.

Almost surely, 2^1994077036 is an apocalyptic number.

It is an amenable number.

1994077036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1994077036 is a wasteful number, since it uses less digits than its factorization.

1994077036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71217048 (or 71217046 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 1994077036 is about 44655.0896987118. The cubic root of 1994077036 is about 1258.6760755916.

The spelling of 1994077036 in words is "one billion, nine hundred ninety-four million, seventy-seven thousand, thirty-six".