5210021532 has 12 divisors (see below), whose sum is σ = 12156716936. Its totient is φ = 1736673840.

The previous prime is 5210021519. The next prime is 5210021533. The reversal of 5210021532 is 2351200125.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 5210021499 and 5210021508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5210021533) 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 3 ways as a sum of consecutive naturals, for example, 217084219 + ... + 217084242.

Almost surely, 2^5210021532 is an apocalyptic number.

It is an amenable number.

5210021532 is an abundant number, since it is smaller than the sum of its proper divisors (6946695404).

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

5210021532 is a wasteful number, since it uses less digits than its factorization.

5210021532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434168468 (or 434168466 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 5210021532 is about 72180.4788845294. The cubic root of 5210021532 is about 1733.5904506977.

Adding to 5210021532 its reverse (2351200125), we get a palindrome (7561221657).

The spelling of 5210021532 in words is "five billion, two hundred ten million, twenty-one thousand, five hundred thirty-two".