650483990 has 32 divisors (see below), whose sum is σ = 1265465376. Its totient is φ = 239316480.

The previous prime is 650483959. The next prime is 650483993. The reversal of 650483990 is 99384056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650483993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27950 + ... + 45630.

It is an arithmetic number, because the mean of its divisors is an integer number (39545793).

Almost surely, 2^650483990 is an apocalyptic number.

650483990 is a deficient number, since it is larger than the sum of its proper divisors (614981386).

650483990 is a wasteful number, since it uses less digits than its factorization.

650483990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17984.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 650483990 is about 25504.5876265428. The cubic root of 650483990 is about 866.4540525458.

The spelling of 650483990 in words is "six hundred fifty million, four hundred eighty-three thousand, nine hundred ninety".