545032900 has 72 divisors (see below), whose sum is σ = 1205235360. Its totient is φ = 213911040.

The previous prime is 545032897. The next prime is 545032913. The reversal of 545032900 is 9230545.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1570527 + ... + 1570873.

It is an arithmetic number, because the mean of its divisors is an integer number (16739380).

Almost surely, 2^545032900 is an apocalyptic number.

545032900 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 545032900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (602617680).

545032900 is an abundant number, since it is smaller than the sum of its proper divisors (660202460).

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

545032900 is a wasteful number, since it uses less digits than its factorization.

545032900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 545032900 is about 23345.9396898047. The cubic root of 545032900 is about 816.8473532361.

The spelling of 545032900 in words is "five hundred forty-five million, thirty-two thousand, nine hundred".