650494190 has 16 divisors (see below), whose sum is σ = 1187382240. Its totient is φ = 256532640.

The previous prime is 650494189. The next prime is 650494193. The reversal of 650494190 is 91494056.

650494190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×650494190² = 846285382447512200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650494193) 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, 457385 + ... + 458804.

It is an arithmetic number, because the mean of its divisors is an integer number (74211390).

Almost surely, 2^650494190 is an apocalyptic number.

650494190 is a deficient number, since it is larger than the sum of its proper divisors (536888050).

650494190 is a wasteful number, since it uses less digits than its factorization.

650494190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916267.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 650494190 is about 25504.7875897840. The cubic root of 650494190 is about 866.4585813711.

The spelling of 650494190 in words is "six hundred fifty million, four hundred ninety-four thousand, one hundred ninety".