650794839 has 16 divisors (see below), whose sum is σ = 883363200. Its totient is φ = 426060576.

The previous prime is 650794831. The next prime is 650794843. The reversal of 650794839 is 938497056.

It is not a de Polignac number, because 650794839 - 2³ = 650794831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650794791 and 650794800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650794831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294312 + ... + 296514.

It is an arithmetic number, because the mean of its divisors is an integer number (55210200).

Almost surely, 2^650794839 is an apocalyptic number.

650794839 is a deficient number, since it is larger than the sum of its proper divisors (232568361).

650794839 is a wasteful number, since it uses less digits than its factorization.

650794839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3934.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 650794839 is about 25510.6808807605. The cubic root of 650794839 is about 866.5920490163.

The spelling of 650794839 in words is "six hundred fifty million, seven hundred ninety-four thousand, eight hundred thirty-nine".