720974333 has 2 divisors, whose sum is σ = 720974334. Its totient is φ = 720974332.

The previous prime is 720974327. The next prime is 720974363. The reversal of 720974333 is 333479027.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 662650564 + 58323769 = 25742^2 + 7637^2 .

It is a cyclic number.

It is not a de Polignac number, because 720974333 - 2²⁰ = 719925757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (720974363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360487166 + 360487167.

It is an arithmetic number, because the mean of its divisors is an integer number (360487167).

Almost surely, 2^720974333 is an apocalyptic number.

It is an amenable number.

720974333 is a deficient number, since it is larger than the sum of its proper divisors (1).

720974333 is an equidigital number, since it uses as much as digits as its factorization.

720974333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 38.

The square root of 720974333 is about 26850.9652154257. The cubic root of 720974333 is about 896.6850615728.

The spelling of 720974333 in words is "seven hundred twenty million, nine hundred seventy-four thousand, three hundred thirty-three".