5222513421 has 16 divisors (see below), whose sum is σ = 7792724800. Its totient is φ = 3456625104.

The previous prime is 5222513419. The next prime is 5222513453. The reversal of 5222513421 is 1243152225.

5222513421 is a `hidden beast` number, since 5 + 2 + 225 + 13 + 421 = 666.

It is not a de Polignac number, because 5222513421 - 2¹ = 5222513419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5222513321) 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 15 ways as a sum of consecutive naturals, for example, 692026 + ... + 699531.

It is an arithmetic number, because the mean of its divisors is an integer number (487045300).

Almost surely, 2^5222513421 is an apocalyptic number.

It is an amenable number.

5222513421 is a deficient number, since it is larger than the sum of its proper divisors (2570211379).

5222513421 is a wasteful number, since it uses less digits than its factorization.

5222513421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391705 (or 1391699 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 5222513421 is about 72266.9594005449. The cubic root of 5222513421 is about 1734.9748681812.

Adding to 5222513421 its reverse (1243152225), we get a palindrome (6465665646).

The spelling of 5222513421 in words is "five billion, two hundred twenty-two million, five hundred thirteen thousand, four hundred twenty-one".