258740267 has 2 divisors, whose sum is σ = 258740268. Its totient is φ = 258740266.

The previous prime is 258740219. The next prime is 258740351. The reversal of 258740267 is 762047852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 258740267 - 2¹² = 258736171 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (258730267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129370133 + 129370134.

It is an arithmetic number, because the mean of its divisors is an integer number (129370134).

Almost surely, 2^258740267 is an apocalyptic number.

258740267 is a deficient number, since it is larger than the sum of its proper divisors (1).

258740267 is an equidigital number, since it uses as much as digits as its factorization.

258740267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 258740267 is about 16085.4054036571. The cubic root of 258740267 is about 637.2179591552.

The spelling of 258740267 in words is "two hundred fifty-eight million, seven hundred forty thousand, two hundred sixty-seven".