545364 has 18 divisors (see below), whose sum is σ = 1378650. Its totient is φ = 181776.

The previous prime is 545329. The next prime is 545371. The reversal of 545364 is 463545.

It can be written as a sum of positive squares in only one way, i.e., 501264 + 44100 = 708^2 + 210^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545364.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7539 + ... + 7610.

2⁵⁴⁵³⁶⁴ is an apocalyptic number.

It is an amenable number.

545364 is an abundant number, since it is smaller than the sum of its proper divisors (833286).

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

545364 is a wasteful number, since it uses less digits than its factorization.

545364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15159 (or 15154 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 545364 is about 738.4876437693. The cubic root of 545364 is about 81.7012727602.

It can be divided in two parts, 545 and 364, that added together give a palindrome (909).

The spelling of 545364 in words is "five hundred forty-five thousand, three hundred sixty-four".