258484859 has 8 divisors (see below), whose sum is σ = 267580560. Its totient is φ = 249401376.

The previous prime is 258484829. The next prime is 258484867. The reversal of 258484859 is 958484852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-258484859 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 258484859.

It is not an unprimeable number, because it can be changed into a prime (258484829) 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, 69737 + ... + 73349.

It is an arithmetic number, because the mean of its divisors is an integer number (33447570).

Almost surely, 2^258484859 is an apocalyptic number.

258484859 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

258484859 is a deficient number, since it is larger than the sum of its proper divisors (9095701).

258484859 is a wasteful number, since it uses less digits than its factorization.

258484859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6109.

The product of its digits is 3686400, while the sum is 53.

The square root of 258484859 is about 16077.4643212168. The cubic root of 258484859 is about 637.0082196774.

The spelling of 258484859 in words is "two hundred fifty-eight million, four hundred eighty-four thousand, eight hundred fifty-nine".