545704 has 8 divisors (see below), whose sum is σ = 1023210. Its totient is φ = 272848.

The previous prime is 545663. The next prime is 545711. The reversal of 545704 is 407545.

It can be written as a sum of positive squares in only one way, i.e., 492804 + 52900 = 702^2 + 230^2 .

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

It is an unprimeable number.

545704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34099 + ... + 34114.

2⁵⁴⁵⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

545704 is a deficient number, since it is larger than the sum of its proper divisors (477506).

545704 is a wasteful number, since it uses less digits than its factorization.

545704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68219 (or 68215 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 25.

The square root of 545704 is about 738.7178080972. The cubic root of 545704 is about 81.7182477604.

The spelling of 545704 in words is "five hundred forty-five thousand, seven hundred four".