1000900650 has 24 divisors (see below), whose sum is σ = 2482233984. Its totient is φ = 266906800.

The previous prime is 1000900613. The next prime is 1000900661. The reversal of 1000900650 is 560090001.

It is a super-2 number, since 2×1000900650² = 2003604222340845000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3336186 + ... + 3336485.

It is an arithmetic number, because the mean of its divisors is an integer number (103426416).

Almost surely, 2^1000900650 is an apocalyptic number.

1000900650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000900650 is an abundant number, since it is smaller than the sum of its proper divisors (1481333334).

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

1000900650 is a wasteful number, since it uses less digits than its factorization.

1000900650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6672686 (or 6672681 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1000900650 is about 31637.0139235674. The cubic root of 1000900650 is about 1000.3001265817.

Adding to 1000900650 its reverse (560090001), we get a palindrome (1560990651).

The spelling of 1000900650 in words is "one billion, nine hundred thousand, six hundred fifty".