525042500 has 60 divisors (see below), whose sum is σ = 1159878720. Its totient is φ = 207876000.

The previous prime is 525042481. The next prime is 525042517. The reversal of 525042500 is 5240525.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 256481 + ... + 258519.

It is an arithmetic number, because the mean of its divisors is an integer number (19331312).

Almost surely, 2^525042500 is an apocalyptic number.

525042500 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 525042500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579939360).

525042500 is an abundant number, since it is smaller than the sum of its proper divisors (634836220).

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

525042500 is a wasteful number, since it uses less digits than its factorization.

525042500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2166 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 525042500 is about 22913.8058820441. The cubic root of 525042500 is about 806.7360909066.

The spelling of 525042500 in words is "five hundred twenty-five million, forty-two thousand, five hundred".