431226065 has 8 divisors (see below), whose sum is σ = 522595368. Its totient is φ = 341564800.

The previous prime is 431226043. The next prime is 431226077. The reversal of 431226065 is 560622134.

It can be written as a sum of positive squares in 4 ways, for example, as 160985344 + 270240721 = 12688^2 + 16439^2 .

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

It is not a de Polignac number, because 431226065 - 2¹⁸ = 430963921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426452 + ... + 427461.

It is an arithmetic number, because the mean of its divisors is an integer number (65324421).

Almost surely, 2^431226065 is an apocalyptic number.

It is an amenable number.

431226065 is a deficient number, since it is larger than the sum of its proper divisors (91369303).

431226065 is a wasteful number, since it uses less digits than its factorization.

431226065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854019.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 431226065 is about 20765.9833622201. The cubic root of 431226065 is about 755.5009262894.

Adding to 431226065 its reverse (560622134), we get a palindrome (991848199).

The spelling of 431226065 in words is "four hundred thirty-one million, two hundred twenty-six thousand, sixty-five".