1673704 has 8 divisors (see below), whose sum is σ = 3138210. Its totient is φ = 836848.

The previous prime is 1673681. The next prime is 1673713. The reversal of 1673704 is 4073761.

It can be written as a sum of positive squares in only one way, i.e., 1664100 + 9604 = 1290^2 + 98^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 104599 + ... + 104614.

2^1673704 is an apocalyptic number.

It is an amenable number.

1673704 is a deficient number, since it is larger than the sum of its proper divisors (1464506).

1673704 is a wasteful number, since it uses less digits than its factorization.

1673704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209219 (or 209215 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 1673704 is about 1293.7171251862. The cubic root of 1673704 is about 118.7297494554.

The spelling of 1673704 in words is "one million, six hundred seventy-three thousand, seven hundred four".