1064221826 has 8 divisors (see below), whose sum is σ = 1597979664. Its totient is φ = 531561940.

The previous prime is 1064221819. The next prime is 1064221849. The reversal of 1064221826 is 6281224601.

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

It is a super-2 number, since 2×1064221826² = 2265136189869548552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1064221792 and 1064221801.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272060 + ... + 275943.

It is an arithmetic number, because the mean of its divisors is an integer number (199747458).

Almost surely, 2^1064221826 is an apocalyptic number.

1064221826 is a deficient number, since it is larger than the sum of its proper divisors (533757838).

1064221826 is an equidigital number, since it uses as much as digits as its factorization.

1064221826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548976.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 1064221826 is about 32622.4129395727. The cubic root of 1064221826 is about 1020.9646858288.

The spelling of 1064221826 in words is "one billion, sixty-four million, two hundred twenty-one thousand, eight hundred twenty-six".