650543746 has 8 divisors (see below), whose sum is σ = 975988620. Its totient is φ = 325214208.

The previous prime is 650543737. The next prime is 650543767. The reversal of 650543746 is 647345056.

It can be written as a sum of positive squares in 2 ways, for example, as 638118121 + 12425625 = 25261^2 + 3525^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 650543699 and 650543708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12991 + ... + 38338.

Almost surely, 2^650543746 is an apocalyptic number.

650543746 is a deficient number, since it is larger than the sum of its proper divisors (325444874).

650543746 is a wasteful number, since it uses less digits than its factorization.

650543746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57668.

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 650543746 is about 25505.7590751579. The cubic root of 650543746 is about 866.4805836845.

The spelling of 650543746 in words is "six hundred fifty million, five hundred forty-three thousand, seven hundred forty-six".