1966449704 has 32 divisors (see below), whose sum is σ = 3970166400. Its totient is φ = 909699840.

The previous prime is 1966449679. The next prime is 1966449713. The reversal of 1966449704 is 4079446691.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114512 + ... + 130559.

It is an arithmetic number, because the mean of its divisors is an integer number (124067700).

Almost surely, 2^1966449704 is an apocalyptic number.

It is an amenable number.

1966449704 is an abundant number, since it is smaller than the sum of its proper divisors (2003716696).

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

1966449704 is a wasteful number, since it uses less digits than its factorization.

1966449704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245153 (or 245149 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 1966449704 is about 44344.6693977980. The cubic root of 1966449704 is about 1252.8361635940.

The spelling of 1966449704 in words is "one billion, nine hundred sixty-six million, four hundred forty-nine thousand, seven hundred four".