521482896 has 135 divisors (see below), whose sum is σ = 1613490697. Its totient is φ = 157111680.

The previous prime is 521482889. The next prime is 521482903. The reversal of 521482896 is 698284125.

The square root of 521482896 is 22836.

It is a perfect power (a square), and thus also a powerful number.

521482896 is a `hidden beast` number, since 521 + 48 + 2 + 89 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (521482889) and next prime (521482903).

It can be written as a sum of positive squares in only one way, i.e., 474368400 + 47114496 = 21780^2 + 6864^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3014266 + ... + 3014438.

Almost surely, 2^521482896 is an apocalyptic number.

521482896 is the 22836-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 521482896

521482896 is an abundant number, since it is smaller than the sum of its proper divisors (1092007801).

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

521482896 is a wasteful number, since it uses less digits than its factorization.

521482896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382 (or 189 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The cubic root of 521482896 is about 804.9088260101.

The spelling of 521482896 in words is "five hundred twenty-one million, four hundred eighty-two thousand, eight hundred ninety-six".