526530816 has 108 divisors (see below), whose sum is σ = 1735045312. Its totient is φ = 150432768.

The previous prime is 526530737. The next prime is 526530821. The reversal of 526530816 is 618035625.

526530816 is a `hidden beast` number, since 526 + 53 + 0 + 81 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196 + ... + 32451.

Almost surely, 2^526530816 is an apocalyptic number.

526530816 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 526530816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867522656).

526530816 is an abundant number, since it is smaller than the sum of its proper divisors (1208514496).

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

526530816 is a wasteful number, since it uses less digits than its factorization.

526530816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32676 (or 32659 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 526530816 is about 22946.2593029888. The cubic root of 526530816 is about 807.4976454544.

The spelling of 526530816 in words is "five hundred twenty-six million, five hundred thirty thousand, eight hundred sixteen".