1704081664 has 18 divisors (see below), whose sum is σ = 3401507270. Its totient is φ = 852040704.

The previous prime is 1704081607. The next prime is 1704081689. The reversal of 1704081664 is 4661804071.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1704038400 + 43264 = 41280^2 + 208^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3328029 + ... + 3328540.

Almost surely, 2^1704081664 is an apocalyptic number.

It is an amenable number.

1704081664 is a deficient number, since it is larger than the sum of its proper divisors (1697425606).

1704081664 is an frugal number, since it uses more digits than its factorization.

1704081664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6656585 (or 6656571 counting only the distinct ones).

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

The square root of 1704081664 is about 41280.5240276816. The cubic root of 1704081664 is about 1194.4376044497.

The spelling of 1704081664 in words is "one billion, seven hundred four million, eighty-one thousand, six hundred sixty-four".