4346212321 has 4 divisors (see below), whose sum is σ = 4741322544. Its totient is φ = 3951102100.

The previous prime is 4346212303. The next prime is 4346212327. The reversal of 4346212321 is 1232126434.

It is a happy number.

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 4346212321 - 2¹⁹ = 4345688033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4346212321.

It is not an unprimeable number, because it can be changed into a prime (4346212327) 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, 197555095 + ... + 197555116.

It is an arithmetic number, because the mean of its divisors is an integer number (1185330636).

Almost surely, 2^4346212321 is an apocalyptic number.

It is an amenable number.

4346212321 is a deficient number, since it is larger than the sum of its proper divisors (395110223).

4346212321 is a wasteful number, since it uses less digits than its factorization.

4346212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395110222.

The product of its digits is 6912, while the sum is 28.

The square root of 4346212321 is about 65925.8092176349. The cubic root of 4346212321 is about 1631.9379663370.

Adding to 4346212321 its reverse (1232126434), we get a palindrome (5578338755).

The spelling of 4346212321 in words is "four billion, three hundred forty-six million, two hundred twelve thousand, three hundred twenty-one".