545344 has 14 divisors (see below), whose sum is σ = 1082294. Its totient is φ = 272640.

The previous prime is 545329. The next prime is 545371. The reversal of 545344 is 443545.

It can be written as a sum of positive squares in only one way, i.e., 462400 + 82944 = 680^2 + 288^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4197 + ... + 4324.

2⁵⁴⁵³⁴⁴ is an apocalyptic number.

It is an amenable number.

545344 is a deficient number, since it is larger than the sum of its proper divisors (536950).

545344 is an equidigital number, since it uses as much as digits as its factorization.

545344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8533 (or 8523 counting only the distinct ones).

The product of its digits is 4800, while the sum is 25.

The square root of 545344 is about 738.4741024572. The cubic root of 545344 is about 81.7002740111.

Adding to 545344 its reverse (443545), we get a palindrome (988889).

It can be divided in two parts, 5453 and 44, that multiplied together give a palindrome (239932).

The spelling of 545344 in words is "five hundred forty-five thousand, three hundred forty-four".