1886992064 has 14 divisors (see below), whose sum is σ = 3744500004. Its totient is φ = 943496000.

The previous prime is 1886992043. The next prime is 1886992181. The reversal of 1886992064 is 4602996881.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1886991997 and 1886992015.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14742062 + ... + 14742189.

It is an arithmetic number, because the mean of its divisors is an integer number (267464286).

Almost surely, 2^1886992064 is an apocalyptic number.

It is an amenable number.

1886992064 is a deficient number, since it is larger than the sum of its proper divisors (1857507940).

1886992064 is an equidigital number, since it uses as much as digits as its factorization.

1886992064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29484263 (or 29484253 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 53.

The square root of 1886992064 is about 43439.5219126546. The cubic root of 1886992064 is about 1235.7293389045.

The spelling of 1886992064 in words is "one billion, eight hundred eighty-six million, nine hundred ninety-two thousand, sixty-four".