434433303421 has 8 divisors (see below), whose sum is σ = 480495878744. Its totient is φ = 390177103680.

The previous prime is 434433303419. The next prime is 434433303443. The reversal of 434433303421 is 124303334434.

It can be written as a sum of positive squares in 4 ways, for example, as 42664968025 + 391768335396 = 206555^2 + 625914^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 434433303421 - 2¹ = 434433303419 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 (434433303401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451593390 + ... + 451594351.

It is an arithmetic number, because the mean of its divisors is an integer number (60061984843).

Almost surely, 2^434433303421 is an apocalyptic number.

It is an amenable number.

434433303421 is a deficient number, since it is larger than the sum of its proper divisors (46062575323).

434433303421 is a wasteful number, since it uses less digits than its factorization.

434433303421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903187791.

The product of its (nonzero) digits is 124416, while the sum is 34.

Adding to 434433303421 its reverse (124303334434), we get a palindrome (558736637855).

The spelling of 434433303421 in words is "four hundred thirty-four billion, four hundred thirty-three million, three hundred three thousand, four hundred twenty-one".