525450304 has 56 divisors (see below), whose sum is σ = 1091107800. Its totient is φ = 250736640.

The previous prime is 525450287. The next prime is 525450307. The reversal of 525450304 is 403054525.

It can be written as a sum of positive squares in 4 ways, for example, as 123904 + 525326400 = 352^2 + 22920^2 .

It is not an unprimeable number, because it can be changed into a prime (525450307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163594 + ... + 166774.

Almost surely, 2^525450304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525450304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545553900).

525450304 is an abundant number, since it is smaller than the sum of its proper divisors (565657496).

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

525450304 is a wasteful number, since it uses less digits than its factorization.

525450304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3311 (or 3301 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 525450304 is about 22922.7028074789. The cubic root of 525450304 is about 806.9449026157.

The spelling of 525450304 in words is "five hundred twenty-five million, four hundred fifty thousand, three hundred four".