264231422 has 32 divisors (see below), whose sum is σ = 497784000. Its totient is φ = 104527584.

The previous prime is 264231419. The next prime is 264231491. The reversal of 264231422 is 224132462.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 264231391 and 264231400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5897 + ... + 23732.

It is an arithmetic number, because the mean of its divisors is an integer number (15555750).

Almost surely, 2^264231422 is an apocalyptic number.

264231422 is a deficient number, since it is larger than the sum of its proper divisors (233552578).

264231422 is a wasteful number, since it uses less digits than its factorization.

264231422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29665 (or 29651 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 264231422 is about 16255.1967690336. The cubic root of 264231422 is about 641.6942592359.

Adding to 264231422 its reverse (224132462), we get a palindrome (488363884).

The spelling of 264231422 in words is "two hundred sixty-four million, two hundred thirty-one thousand, four hundred twenty-two".