423115265 has 8 divisors (see below), whose sum is σ = 509846568. Its totient is φ = 337086720.

The previous prime is 423115247. The next prime is 423115267. The reversal of 423115265 is 562511324.

It can be written as a sum of positive squares in 4 ways, for example, as 8952064 + 414163201 = 2992^2 + 20351^2 .

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

It is not a de Polignac number, because 423115265 - 2¹⁶ = 423049729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423115267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174362 + ... + 176771.

It is an arithmetic number, because the mean of its divisors is an integer number (63730821).

Almost surely, 2^423115265 is an apocalyptic number.

It is an amenable number.

423115265 is a deficient number, since it is larger than the sum of its proper divisors (86731303).

423115265 is a wasteful number, since it uses less digits than its factorization.

423115265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351379.

The product of its digits is 7200, while the sum is 29.

The square root of 423115265 is about 20569.7657983751. The cubic root of 423115265 is about 750.7342527811.

Adding to 423115265 its reverse (562511324), we get a palindrome (985626589).

The spelling of 423115265 in words is "four hundred twenty-three million, one hundred fifteen thousand, two hundred sixty-five".