258635241 has 8 divisors (see below), whose sum is σ = 383163360. Its totient is φ = 172423476.

The previous prime is 258635233. The next prime is 258635249. The reversal of 258635241 is 142536852.

258635241 is a `hidden beast` number, since 2 + 586 + 35 + 2 + 41 = 666.

It is an interprime number because it is at equal distance from previous prime (258635233) and next prime (258635249).

It is not a de Polignac number, because 258635241 - 2³ = 258635233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 258635196 and 258635205.

It is not an unprimeable number, because it can be changed into a prime (258635249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4789515 + ... + 4789568.

It is an arithmetic number, because the mean of its divisors is an integer number (47895420).

Almost surely, 2^258635241 is an apocalyptic number.

It is an amenable number.

258635241 is a deficient number, since it is larger than the sum of its proper divisors (124528119).

258635241 is an equidigital number, since it uses as much as digits as its factorization.

258635241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9579092 (or 9579086 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 258635241 is about 16082.1404358997. The cubic root of 258635241 is about 637.1317291669.

The spelling of 258635241 in words is "two hundred fifty-eight million, six hundred thirty-five thousand, two hundred forty-one".