545352 has 32 divisors (see below), whose sum is σ = 1409280. Its totient is φ = 175680.

The previous prime is 545329. The next prime is 545371. The reversal of 545352 is 253545.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

545352 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 7 ways as a sum of consecutive naturals, for example, 378 + ... + 1110.

It is an arithmetic number, because the mean of its divisors is an integer number (44040).

2⁵⁴⁵³⁵² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (704640).

545352 is an abundant number, since it is smaller than the sum of its proper divisors (863928).

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

545352 is a wasteful number, since it uses less digits than its factorization.

545352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773 (or 769 counting only the distinct ones).

The product of its digits is 3000, while the sum is 24.

The square root of 545352 is about 738.4795190119. The cubic root of 545352 is about 81.7006735137.

Adding to 545352 its reverse (253545), we get a palindrome (798897).

The spelling of 545352 in words is "five hundred forty-five thousand, three hundred fifty-two".