1009067650 has 12 divisors (see below), whose sum is σ = 1876865922. Its totient is φ = 403627040.

The previous prime is 1009067629. The next prime is 1009067659. The reversal of 1009067650 is 567609001.

It can be written as a sum of positive squares in 3 ways, for example, as 766237761 + 242829889 = 27681^2 + 15583^2 .

It is not an unprimeable number, because it can be changed into a prime (1009067659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10090627 + ... + 10090726.

Almost surely, 2^1009067650 is an apocalyptic number.

1009067650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1009067650 is a deficient number, since it is larger than the sum of its proper divisors (867798272).

1009067650 is a wasteful number, since it uses less digits than its factorization.

1009067650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20181365 (or 20181360 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 1009067650 is about 31765.8251899742. The cubic root of 1009067650 is about 1003.0134599375.

The spelling of 1009067650 in words is "one billion, nine million, sixty-seven thousand, six hundred fifty".