545514 has 32 divisors (see below), whose sum is σ = 1175040. Its totient is φ = 168432.

The previous prime is 545497. The next prime is 545521. The reversal of 545514 is 415545.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8109 + ... + 8175.

It is an arithmetic number, because the mean of its divisors is an integer number (36720).

2⁵⁴⁵⁵¹⁴ is an apocalyptic number.

545514 is an abundant number, since it is smaller than the sum of its proper divisors (629526).

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

545514 is a wasteful number, since it uses less digits than its factorization.

545514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154.

The product of its digits is 2000, while the sum is 24.

The square root of 545514 is about 738.5891956968. The cubic root of 545514 is about 81.7087626003.

Subtracting from 545514 its sum of digits (24), we obtain a triangular number (545490 = T₁₀₄₄).

The spelling of 545514 in words is "five hundred forty-five thousand, five hundred fourteen".