545202 has 24 divisors (see below), whose sum is σ = 1350336. Its totient is φ = 155736.

The previous prime is 545189. The next prime is 545203. The reversal of 545202 is 202545.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (545203) by changing a digit.

545202 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2038 + ... + 2289.

It is an arithmetic number, because the mean of its divisors is an integer number (56264).

2⁵⁴⁵²⁰² is an apocalyptic number.

545202 is an abundant number, since it is smaller than the sum of its proper divisors (805134).

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

545202 is a wasteful number, since it uses less digits than its factorization.

545202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342 (or 4339 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 545202 is about 738.3779520002. The cubic root of 545202 is about 81.6931821901.

Adding to 545202 its reverse (202545), we get a palindrome (747747).

It can be divided in two parts, 545 and 202, that added together give a palindrome (747).

The spelling of 545202 in words is "five hundred forty-five thousand, two hundred two".