1064223216 has 120 divisors (see below), whose sum is σ = 3419554944. Its totient is φ = 302659200.

The previous prime is 1064223203. The next prime is 1064223221. The reversal of 1064223216 is 6123224601.

1064223216 is a `hidden beast` number, since 1 + 0 + 642 + 2 + 3 + 2 + 16 = 666.

It is a super-2 number, since 2×1064223216² = 2265142106946765312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1064223216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226491 + ... + 231141.

Almost surely, 2^1064223216 is an apocalyptic number.

1064223216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1064223216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1709777472).

1064223216 is an abundant number, since it is smaller than the sum of its proper divisors (2355331728).

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

1064223216 is a wasteful number, since it uses less digits than its factorization.

1064223216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4899 (or 4890 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1064223216 is about 32622.4342439371. The cubic root of 1064223216 is about 1020.9651303290.

Adding to 1064223216 its reverse (6123224601), we get a palindrome (7187447817).

The spelling of 1064223216 in words is "one billion, sixty-four million, two hundred twenty-three thousand, two hundred sixteen".