258235001 has 2 divisors, whose sum is σ = 258235002. Its totient is φ = 258235000.

The previous prime is 258234997. The next prime is 258235037. The reversal of 258235001 is 100532852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156225001 + 102010000 = 12499^2 + 10100^2 .

It is a cyclic number.

It is not a de Polignac number, because 258235001 - 2² = 258234997 is a prime.

It is not a weakly prime, because it can be changed into another prime (258235501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129117500 + 129117501.

It is an arithmetic number, because the mean of its divisors is an integer number (129117501).

Almost surely, 2^258235001 is an apocalyptic number.

It is an amenable number.

258235001 is a deficient number, since it is larger than the sum of its proper divisors (1).

258235001 is an equidigital number, since it uses as much as digits as its factorization.

258235001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 258235001 is about 16069.6920007821. The cubic root of 258235001 is about 636.8029040919.

Adding to 258235001 its reverse (100532852), we get a palindrome (358767853).

The spelling of 258235001 in words is "two hundred fifty-eight million, two hundred thirty-five thousand, one".