4214234021 has 4 divisors (see below), whose sum is σ = 4214961600. Its totient is φ = 4213506444.

The previous prime is 4214233999. The next prime is 4214234051. The reversal of 4214234021 is 1204324124.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4214234021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4214234051) 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, 355031 + ... + 366708.

It is an arithmetic number, because the mean of its divisors is an integer number (1053740400).

Almost surely, 2^4214234021 is an apocalyptic number.

It is an amenable number.

4214234021 is a deficient number, since it is larger than the sum of its proper divisors (727579).

4214234021 is an equidigital number, since it uses as much as digits as its factorization.

4214234021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727578.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4214234021 is about 64917.1319529752. The cubic root of 4214234021 is about 1615.2492557164.

Adding to 4214234021 its reverse (1204324124), we get a palindrome (5418558145).

The spelling of 4214234021 in words is "four billion, two hundred fourteen million, two hundred thirty-four thousand, twenty-one".