2258824218 has 32 divisors (see below), whose sum is σ = 5174724096. Its totient is φ = 643916208.

The previous prime is 2258824201. The next prime is 2258824229. The reversal of 2258824218 is 8124288522.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2258824218.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42096 + ... + 79307.

It is an arithmetic number, because the mean of its divisors is an integer number (161710128).

Almost surely, 2^2258824218 is an apocalyptic number.

2258824218 is an abundant number, since it is smaller than the sum of its proper divisors (2915899878).

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

2258824218 is a wasteful number, since it uses less digits than its factorization.

2258824218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121858.

The product of its digits is 163840, while the sum is 42.

The square root of 2258824218 is about 47527.0893070468. The cubic root of 2258824218 is about 1312.0814990798.

The spelling of 2258824218 in words is "two billion, two hundred fifty-eight million, eight hundred twenty-four thousand, two hundred eighteen".