650262673 has 2 divisors, whose sum is σ = 650262674. Its totient is φ = 650262672.

The previous prime is 650262649. The next prime is 650262689. The reversal of 650262673 is 376262056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 505710144 + 144552529 = 22488^2 + 12023^2 .

It is a cyclic number.

It is not a de Polignac number, because 650262673 - 2²¹ = 648165521 is a prime.

It is not a weakly prime, because it can be changed into another prime (650262643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325131336 + 325131337.

It is an arithmetic number, because the mean of its divisors is an integer number (325131337).

Almost surely, 2^650262673 is an apocalyptic number.

It is an amenable number.

650262673 is a deficient number, since it is larger than the sum of its proper divisors (1).

650262673 is an equidigital number, since it uses as much as digits as its factorization.

650262673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 650262673 is about 25500.2484889854. The cubic root of 650262673 is about 866.3557755876.

The spelling of 650262673 in words is "six hundred fifty million, two hundred sixty-two thousand, six hundred seventy-three".