4213325421 has 24 divisors (see below), whose sum is σ = 6128697120. Its totient is φ = 2789186400.

The previous prime is 4213325401. The next prime is 4213325447. The reversal of 4213325421 is 1245233124.

4213325421 is a `hidden beast` number, since 4 + 213 + 3 + 25 + 421 = 666.

It is not a de Polignac number, because 4213325421 - 2⁹ = 4213324909 is a prime.

It is a super-2 number, since 2×4213325421² = 35504222206489654482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4213325401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1397806 + ... + 1400816.

It is an arithmetic number, because the mean of its divisors is an integer number (255362380).

Almost surely, 2^4213325421 is an apocalyptic number.

It is an amenable number.

4213325421 is a deficient number, since it is larger than the sum of its proper divisors (1915371699).

4213325421 is a wasteful number, since it uses less digits than its factorization.

4213325421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4057 (or 4054 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 4213325421 is about 64910.1334230642. The cubic root of 4213325421 is about 1615.1331633689.

Adding to 4213325421 its reverse (1245233124), we get a palindrome (5458558545).

The spelling of 4213325421 in words is "four billion, two hundred thirteen million, three hundred twenty-five thousand, four hundred twenty-one".