545236 has 6 divisors (see below), whose sum is σ = 954170. Its totient is φ = 272616.

The previous prime is 545231. The next prime is 545239. The reversal of 545236 is 632545.

It can be written as a sum of positive squares in only one way, i.e., 348100 + 197136 = 590^2 + 444^2 .

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 545236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68151 + ... + 68158.

2⁵⁴⁵²³⁶ is an apocalyptic number.

It is an amenable number.

545236 is a deficient number, since it is larger than the sum of its proper divisors (408934).

545236 is a wasteful number, since it uses less digits than its factorization.

545236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136313 (or 136311 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 545236 is about 738.4009750806. The cubic root of 545236 is about 81.6948803439.

The spelling of 545236 in words is "five hundred forty-five thousand, two hundred thirty-six".