1005412326 has 16 divisors (see below), whose sum is σ = 2057588544. Its totient is φ = 327343464.

The previous prime is 1005412321. The next prime is 1005412361. The reversal of 1005412326 is 6232145001.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1005412296 and 1005412305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005412321) 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, 1948216 + ... + 1948731.

It is an arithmetic number, because the mean of its divisors is an integer number (128599284).

Almost surely, 2^1005412326 is an apocalyptic number.

1005412326 is an abundant number, since it is smaller than the sum of its proper divisors (1052176218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1005412326 is a wasteful number, since it uses less digits than its factorization.

1005412326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896995.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1005412326 is about 31708.2375101487. The cubic root of 1005412326 is about 1001.8008636101.

Adding to 1005412326 its reverse (6232145001), we get a palindrome (7237557327).

The spelling of 1005412326 in words is "one billion, five million, four hundred twelve thousand, three hundred twenty-six".