6414262221 has 4 divisors (see below), whose sum is σ = 8552349632. Its totient is φ = 4276174812.

The previous prime is 6414262207. The next prime is 6414262237. The reversal of 6414262221 is 1222624146.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6414262221 - 2⁵ = 6414262189 is a prime.

It is a super-2 number, since 2×6414262221² = 82285519679495705682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6414260221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069043701 + ... + 1069043706.

It is an arithmetic number, because the mean of its divisors is an integer number (2138087408).

Almost surely, 2^6414262221 is an apocalyptic number.

It is an amenable number.

6414262221 is a deficient number, since it is larger than the sum of its proper divisors (2138087411).

6414262221 is a wasteful number, since it uses less digits than its factorization.

6414262221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138087410.

The product of its digits is 9216, while the sum is 30.

The square root of 6414262221 is about 80089.0892756310. The cubic root of 6414262221 is about 1858.0136636961.

Adding to 6414262221 its reverse (1222624146), we get a palindrome (7636886367).

The spelling of 6414262221 in words is "six billion, four hundred fourteen million, two hundred sixty-two thousand, two hundred twenty-one".