258222733 has 2 divisors, whose sum is σ = 258222734. Its totient is φ = 258222732.

The previous prime is 258222721. The next prime is 258222737. The reversal of 258222733 is 337222852.

258222733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 206985769 + 51236964 = 14387^2 + 7158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-258222733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (258222737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129111366 + 129111367.

It is an arithmetic number, because the mean of its divisors is an integer number (129111367).

Almost surely, 2^258222733 is an apocalyptic number.

It is an amenable number.

258222733 is a deficient number, since it is larger than the sum of its proper divisors (1).

258222733 is an equidigital number, since it uses as much as digits as its factorization.

258222733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 34.

The square root of 258222733 is about 16069.3102838921. The cubic root of 258222733 is about 636.7928197092.

The spelling of 258222733 in words is "two hundred fifty-eight million, two hundred twenty-two thousand, seven hundred thirty-three".