545034 has 32 divisors (see below), whose sum is σ = 1313280. Its totient is φ = 147312.

The previous prime is 545033. The next prime is 545057. The reversal of 545034 is 430545.

It is a happy number.

It is a super-2 number, since 2×545034² = 594124122312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 545034.

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 545034.

It is not an unprimeable number, because it can be changed into a prime (545033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 457 + ... + 1139.

It is an arithmetic number, because the mean of its divisors is an integer number (41040).

2⁵⁴⁵⁰³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (656640).

545034 is an abundant number, since it is smaller than the sum of its proper divisors (768246).

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

545034 is a wasteful number, since it uses less digits than its factorization.

545034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 545034 is about 738.2641803582. The cubic root of 545034 is about 81.6847902764.

Adding to 545034 its reverse (430545), we get a palindrome (975579).

The spelling of 545034 in words is "five hundred forty-five thousand, thirty-four".