545602 has 16 divisors (see below), whose sum is σ = 860472. Its totient is φ = 259200.

The previous prime is 545599. The next prime is 545609. The reversal of 545602 is 206545.

545602 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in 4 ways, for example, as 531441 + 14161 = 729^2 + 119^2 .

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (545609) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5352 + ... + 5452.

2⁵⁴⁵⁶⁰² is an apocalyptic number.

545602 is a deficient number, since it is larger than the sum of its proper divisors (314870).

545602 is a wasteful number, since it uses less digits than its factorization.

545602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 545602 is about 738.6487663294. The cubic root of 545602 is about 81.7131560009.

The spelling of 545602 in words is "five hundred forty-five thousand, six hundred two".