650540236 has 12 divisors (see below), whose sum is σ = 1147136760. Its totient is φ = 322786880.

The previous prime is 650540227. The next prime is 650540251. The reversal of 650540236 is 632045056.

650540236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 650540198 and 650540207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 620221 + ... + 621268.

It is an arithmetic number, because the mean of its divisors is an integer number (95594730).

Almost surely, 2^650540236 is an apocalyptic number.

It is an amenable number.

650540236 is a deficient number, since it is larger than the sum of its proper divisors (496596524).

650540236 is a wasteful number, since it uses less digits than its factorization.

650540236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241624 (or 1241622 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 650540236 is about 25505.6902670757. The cubic root of 650540236 is about 866.4790253203.

The spelling of 650540236 in words is "six hundred fifty million, five hundred forty thousand, two hundred thirty-six".