650079438 has 8 divisors (see below), whose sum is σ = 1300158888. Its totient is φ = 216693144.

The previous prime is 650079413. The next prime is 650079467. The reversal of 650079438 is 834970056.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

650079438 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 650079438.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54173281 + ... + 54173292.

It is an arithmetic number, because the mean of its divisors is an integer number (162519861).

Almost surely, 2^650079438 is an apocalyptic number.

650079438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

650079438 is a wasteful number, since it uses less digits than its factorization.

650079438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108346578.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 650079438 is about 25496.6554277223. The cubic root of 650079438 is about 866.2743922635.

The spelling of 650079438 in words is "six hundred fifty million, seventy-nine thousand, four hundred thirty-eight".