1000794650 has 12 divisors (see below), whose sum is σ = 1861478142. Its totient is φ = 400317840.

The previous prime is 1000794643. The next prime is 1000794679. The reversal of 1000794650 is 564970001.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 950427241 + 50367409 = 30829^2 + 7097^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10007897 + ... + 10007996.

Almost surely, 2^1000794650 is an apocalyptic number.

1000794650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000794650 is a deficient number, since it is larger than the sum of its proper divisors (860683492).

1000794650 is a wasteful number, since it uses less digits than its factorization.

1000794650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20015905 (or 20015900 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 1000794650 is about 31635.3386262894. The cubic root of 1000794650 is about 1000.2648132011.

The spelling of 1000794650 in words is "one billion, seven hundred ninety-four thousand, six hundred fifty".