4235342321 has 4 divisors (see below), whose sum is σ = 4840391232. Its totient is φ = 3630293412.

The previous prime is 4235342263. The next prime is 4235342341. The reversal of 4235342321 is 1232435324.

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 a cyclic number.

It is not a de Polignac number, because 4235342321 - 2²² = 4231148017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4235342341) 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, 302524445 + ... + 302524458.

It is an arithmetic number, because the mean of its divisors is an integer number (1210097808).

Almost surely, 2^4235342321 is an apocalyptic number.

It is an amenable number.

4235342321 is a deficient number, since it is larger than the sum of its proper divisors (605048911).

4235342321 is an equidigital number, since it uses as much as digits as its factorization.

4235342321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605048910.

The product of its digits is 17280, while the sum is 29.

The square root of 4235342321 is about 65079.5076886726. The cubic root of 4235342321 is about 1617.9415914341.

Adding to 4235342321 its reverse (1232435324), we get a palindrome (5467777645).

The spelling of 4235342321 in words is "four billion, two hundred thirty-five million, three hundred forty-two thousand, three hundred twenty-one".