2234489381 has 16 divisors (see below), whose sum is σ = 2356442928. Its totient is φ = 2116608000.

The previous prime is 2234489321. The next prime is 2234489419. The reversal of 2234489381 is 1839844322.

It can be written as a sum of positive squares in 8 ways, for example, as 36481 + 2234452900 = 191^2 + 47270^2 .

It is not a de Polignac number, because 2234489381 - 2²² = 2230295077 is a prime.

It is a super-2 number, since 2×2234489381² = 9985885587603526322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2234489321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205481 + ... + 216081.

It is an arithmetic number, because the mean of its divisors is an integer number (147277683).

Almost surely, 2^2234489381 is an apocalyptic number.

It is an amenable number.

2234489381 is a deficient number, since it is larger than the sum of its proper divisors (121953547).

2234489381 is a wasteful number, since it uses less digits than its factorization.

2234489381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10792.

The product of its digits is 331776, while the sum is 44.

The square root of 2234489381 is about 47270.3858774180. The cubic root of 2234489381 is about 1307.3526906246.

The spelling of 2234489381 in words is "two billion, two hundred thirty-four million, four hundred eighty-nine thousand, three hundred eighty-one".