529890084 has 18 divisors (see below), whose sum is σ = 1339444470. Its totient is φ = 176630016.

The previous prime is 529890083. The next prime is 529890091. The reversal of 529890084 is 480098925.

It can be written as a sum of positive squares in only one way, i.e., 437730084 + 92160000 = 20922^2 + 9600^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×529890084² = 561567002243054112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (529890083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7359549 + ... + 7359620.

Almost surely, 2^529890084 is an apocalyptic number.

It is an amenable number.

529890084 is an abundant number, since it is smaller than the sum of its proper divisors (809554386).

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

529890084 is a wasteful number, since it uses less digits than its factorization.

529890084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14719179 (or 14719174 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 529890084 is about 23019.3415196873. The cubic root of 529890084 is about 809.2112853012.

The spelling of 529890084 in words is "five hundred twenty-nine million, eight hundred ninety thousand, eighty-four".