526540616 has 64 divisors (see below), whose sum is σ = 1193424000. Its totient is φ = 212751360.

The previous prime is 526540613. The next prime is 526540639. The reversal of 526540616 is 616045625.

It is not an unprimeable number, because it can be changed into a prime (526540613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242576 + ... + 244736.

It is an arithmetic number, because the mean of its divisors is an integer number (18647250).

Almost surely, 2^526540616 is an apocalyptic number.

526540616 is a gapful number since it is divisible by the number (56) 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 526540616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596712000).

526540616 is an abundant number, since it is smaller than the sum of its proper divisors (666883384).

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

526540616 is a wasteful number, since it uses less digits than its factorization.

526540616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 526540616 is about 22946.4728444264. The cubic root of 526540616 is about 807.5026552453.

The spelling of 526540616 in words is "five hundred twenty-six million, five hundred forty thousand, six hundred sixteen".