545716 has 6 divisors (see below), whose sum is σ = 955010. Its totient is φ = 272856.

The previous prime is 545711. The next prime is 545723. The reversal of 545716 is 617545.

It can be written as a sum of positive squares in only one way, i.e., 504100 + 41616 = 710^2 + 204^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68211 + ... + 68218.

2⁵⁴⁵⁷¹⁶ is an apocalyptic number.

It is an amenable number.

545716 is a deficient number, since it is larger than the sum of its proper divisors (409294).

545716 is a wasteful number, since it uses less digits than its factorization.

545716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136433 (or 136431 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 545716 is about 738.7259302339. The cubic root of 545716 is about 81.7188467492.

The spelling of 545716 in words is "five hundred forty-five thousand, seven hundred sixteen".