2320891258 has 32 divisors (see below), whose sum is σ = 4029992064. Its totient is φ = 981891072.

The previous prime is 2320891241. The next prime is 2320891259. The reversal of 2320891258 is 8521980232.

It is a self number, because there is not a number n which added to its sum of digits gives 2320891258.

It is not an unprimeable number, because it can be changed into a prime (2320891259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 586041 + ... + 589987.

It is an arithmetic number, because the mean of its divisors is an integer number (125937252).

Almost surely, 2^2320891258 is an apocalyptic number.

2320891258 is a deficient number, since it is larger than the sum of its proper divisors (1709100806).

2320891258 is a wasteful number, since it uses less digits than its factorization.

2320891258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 2320891258 is about 48175.6292953190. The cubic root of 2320891258 is about 1323.9906889114.

The spelling of 2320891258 in words is "two billion, three hundred twenty million, eight hundred ninety-one thousand, two hundred fifty-eight".