258611298 has 16 divisors (see below), whose sum is σ = 564242976. Its totient is φ = 78367040.

The previous prime is 258611291. The next prime is 258611347. The reversal of 258611298 is 892116852.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (258611291) 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 in 7 ways as a sum of consecutive naturals, for example, 1959111 + ... + 1959242.

It is an arithmetic number, because the mean of its divisors is an integer number (35265186).

Almost surely, 2^258611298 is an apocalyptic number.

258611298 is an abundant number, since it is smaller than the sum of its proper divisors (305631678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

258611298 is a wasteful number, since it uses less digits than its factorization.

258611298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3918369.

The product of its digits is 69120, while the sum is 42.

The square root of 258611298 is about 16081.3960214902. The cubic root of 258611298 is about 637.1120678662.

The spelling of 258611298 in words is "two hundred fifty-eight million, six hundred eleven thousand, two hundred ninety-eight".