650834872 has 16 divisors (see below), whose sum is σ = 1235019240. Its totient is φ = 321496416.

The previous prime is 650834869. The next prime is 650834879. The reversal of 650834872 is 278438056.

It is a super-2 number, since 2×650834872² = 847172061222512768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650834879) 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 3 ways as a sum of consecutive naturals, for example, 489423 + ... + 490750.

Almost surely, 2^650834872 is an apocalyptic number.

It is an amenable number.

650834872 is a deficient number, since it is larger than the sum of its proper divisors (584184368).

650834872 is a wasteful number, since it uses less digits than its factorization.

650834872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980262 (or 980258 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 650834872 is about 25511.4655008292. The cubic root of 650834872 is about 866.6098178359.

The spelling of 650834872 in words is "six hundred fifty million, eight hundred thirty-four thousand, eight hundred seventy-two".