545589000 has 384 divisors, whose sum is σ = 2091398400. Its totient is φ = 131472000.

The previous prime is 545588999. The next prime is 545589053. The reversal of 545589000 is 985545.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3266917 + ... + 3267083.

It is an arithmetic number, because the mean of its divisors is an integer number (5446350).

Almost surely, 2^545589000 is an apocalyptic number.

545589000 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 545589000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1045699200).

545589000 is an abundant number, since it is smaller than the sum of its proper divisors (1545809400).

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

545589000 is a wasteful number, since it uses less digits than its factorization.

545589000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 188 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 545589000 is about 23357.8466473260. The cubic root of 545589000 is about 817.1250700552.

The spelling of 545589000 in words is "five hundred forty-five million, five hundred eighty-nine thousand".