525495616 has 56 divisors (see below), whose sum is σ = 1105916000. Its totient is φ = 247048704.

The previous prime is 525495599. The next prime is 525495629. The reversal of 525495616 is 616594525.

It is a super-2 number, since 2×525495616² = 552291284870438912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167470 + ... + 170578.

It is an arithmetic number, because the mean of its divisors is an integer number (19748500).

Almost surely, 2^525495616 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 525495616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552958000).

525495616 is an abundant number, since it is smaller than the sum of its proper divisors (580420384).

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

525495616 is a wasteful number, since it uses less digits than its factorization.

525495616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279 (or 3269 counting only the distinct ones).

The product of its digits is 324000, while the sum is 43.

The square root of 525495616 is about 22923.6911512959. The cubic root of 525495616 is about 806.9680974742.

The spelling of 525495616 in words is "five hundred twenty-five million, four hundred ninety-five thousand, six hundred sixteen".