650772229 has 2 divisors, whose sum is σ = 650772230. Its totient is φ = 650772228.

The previous prime is 650772193. The next prime is 650772233. The reversal of 650772229 is 922277056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408969729 + 241802500 = 20223^2 + 15550^2 .

It is a cyclic number.

It is not a de Polignac number, because 650772229 - 2²¹ = 648675077 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650772191 and 650772200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650772259) 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 as a sum of consecutive naturals, namely, 325386114 + 325386115.

It is an arithmetic number, because the mean of its divisors is an integer number (325386115).

Almost surely, 2^650772229 is an apocalyptic number.

It is an amenable number.

650772229 is a deficient number, since it is larger than the sum of its proper divisors (1).

650772229 is an equidigital number, since it uses as much as digits as its factorization.

650772229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 650772229 is about 25510.2377291941. The cubic root of 650772229 is about 866.5820131484.

The spelling of 650772229 in words is "six hundred fifty million, seven hundred seventy-two thousand, two hundred twenty-nine".