650490318 has 16 divisors (see below), whose sum is σ = 1445534160. Its totient is φ = 216830088.

The previous prime is 650490311. The next prime is 650490319. The reversal of 650490318 is 813094056.

It is a super-2 number, since 2×650490318² = 846275307623482248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650490311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6023005 + ... + 6023112.

It is an arithmetic number, because the mean of its divisors is an integer number (90345885).

Almost surely, 2^650490318 is an apocalyptic number.

650490318 is an abundant number, since it is smaller than the sum of its proper divisors (795043842).

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

650490318 is a wasteful number, since it uses less digits than its factorization.

650490318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12046128 (or 12046122 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 650490318 is about 25504.7116823539. The cubic root of 650490318 is about 866.4568621991.

The spelling of 650490318 in words is "six hundred fifty million, four hundred ninety thousand, three hundred eighteen".