545435800 has 192 divisors, whose sum is σ = 1629895680. Its totient is φ = 164989440.

The previous prime is 545435797. The next prime is 545435809. The reversal of 545435800 is 8534545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545435809) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 417949 + ... + 419251.

It is an arithmetic number, because the mean of its divisors is an integer number (8489040).

Almost surely, 2^545435800 is an apocalyptic number.

545435800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545435800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (814947840).

545435800 is an abundant number, since it is smaller than the sum of its proper divisors (1084459880).

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

545435800 is a wasteful number, since it uses less digits than its factorization.

545435800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362 (or 1353 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 545435800 is about 23354.5670051919. The cubic root of 545435800 is about 817.0485806834.

The spelling of 545435800 in words is "five hundred forty-five million, four hundred thirty-five thousand, eight hundred".