2321388258 has 32 divisors (see below), whose sum is σ = 5316627456. Its totient is φ = 661929168.

The previous prime is 2321388241. The next prime is 2321388271. The reversal of 2321388258 is 8528831232.

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

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, 33816 + ... + 76067.

It is an arithmetic number, because the mean of its divisors is an integer number (166144608).

Almost surely, 2^2321388258 is an apocalyptic number.

2321388258 is an abundant number, since it is smaller than the sum of its proper divisors (2995239198).

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

2321388258 is a wasteful number, since it uses less digits than its factorization.

2321388258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110398.

The product of its digits is 184320, while the sum is 42.

The square root of 2321388258 is about 48180.7872289360. The cubic root of 2321388258 is about 1324.0851894480.

The spelling of 2321388258 in words is "two billion, three hundred twenty-one million, three hundred eighty-eight thousand, two hundred fifty-eight".