650782004 has 6 divisors (see below), whose sum is σ = 1138868514. Its totient is φ = 325391000.

The previous prime is 650781997. The next prime is 650782009. The reversal of 650782004 is 400287056.

It can be written as a sum of positive squares in only one way, i.e., 650760100 + 21904 = 25510^2 + 148^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650782009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81347747 + ... + 81347754.

It is an arithmetic number, because the mean of its divisors is an integer number (189811419).

Almost surely, 2^650782004 is an apocalyptic number.

It is an amenable number.

650782004 is a deficient number, since it is larger than the sum of its proper divisors (488086510).

650782004 is a wasteful number, since it uses less digits than its factorization.

650782004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162695505 (or 162695503 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 650782004 is about 25510.4293182220. The cubic root of 650782004 is about 866.5863519920.

The spelling of 650782004 in words is "six hundred fifty million, seven hundred eighty-two thousand, four".