539198000 has 80 divisors (see below), whose sum is σ = 1422364320. Its totient is φ = 196064000.

The previous prime is 539197987. The next prime is 539198021. The reversal of 539198000 is 891935.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9746 + ... + 34254.

It is an arithmetic number, because the mean of its divisors is an integer number (17779554).

Almost surely, 2^539198000 is an apocalyptic number.

539198000 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 539198000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (711182160).

539198000 is an abundant number, since it is smaller than the sum of its proper divisors (883166320).

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

539198000 is a wasteful number, since it uses less digits than its factorization.

539198000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24543 (or 24527 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 539198000 is about 23220.6373728199. The cubic root of 539198000 is about 813.9219439508.

The spelling of 539198000 in words is "five hundred thirty-nine million, one hundred ninety-eight thousand".