1026328306 has 4 divisors (see below), whose sum is σ = 1539492462. Its totient is φ = 513164152.

The previous prime is 1026328297. The next prime is 1026328321. The reversal of 1026328306 is 6038236201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1021377681 + 4950625 = 31959^2 + 2225^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256582075 + ... + 256582078.

Almost surely, 2^1026328306 is an apocalyptic number.

1026328306 is a deficient number, since it is larger than the sum of its proper divisors (513164156).

1026328306 is an equidigital number, since it uses as much as digits as its factorization.

1026328306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513164155.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1026328306 is about 32036.3591252190. The cubic root of 1026328306 is about 1008.7001891927.

The spelling of 1026328306 in words is "one billion, twenty-six million, three hundred twenty-eight thousand, three hundred six".