545292 has 84 divisors (see below), whose sum is σ = 1652616. Its totient is φ = 155520.

The previous prime is 545291. The next prime is 545329. The reversal of 545292 is 292545.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

Its product of digits (3600) is a multiple of the sum of its prime factors (50).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 545292.

It is not an unprimeable number, because it can be changed into a prime (545291) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 32068 + ... + 32084.

It is an arithmetic number, because the mean of its divisors is an integer number (19674).

2⁵⁴⁵²⁹² 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 545292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826308).

545292 is an abundant number, since it is smaller than the sum of its proper divisors (1107324).

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

545292 is a wasteful number, since it uses less digits than its factorization.

545292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50 (or 33 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 545292 is about 738.4388938836. The cubic root of 545292 is about 81.6976771491.

The spelling of 545292 in words is "five hundred forty-five thousand, two hundred ninety-two".