650990250 has 64 divisors (see below), whose sum is σ = 1805431680. Its totient is φ = 173595600.

The previous prime is 650990227. The next prime is 650990269. The reversal of 650990250 is 52099056.

650990250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41472 + ... + 54971.

It is an arithmetic number, because the mean of its divisors is an integer number (28209870).

Almost surely, 2^650990250 is an apocalyptic number.

650990250 is an abundant number, since it is smaller than the sum of its proper divisors (1154441430).

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

650990250 is a wasteful number, since it uses less digits than its factorization.

650990250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96469 (or 96453 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 650990250 is about 25514.5105773166. The cubic root of 650990250 is about 866.6787761293.

The spelling of 650990250 in words is "six hundred fifty million, nine hundred ninety thousand, two hundred fifty".