2238839073 has 6 divisors (see below), whose sum is σ = 3233878674. Its totient is φ = 1492559376.

The previous prime is 2238839069. The next prime is 2238839081. The reversal of 2238839073 is 3709388322.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1283287329 + 955551744 = 35823^2 + 30912^2 .

It is not a de Polignac number, because 2238839073 - 2² = 2238839069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2238835073) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124379940 + ... + 124379957.

It is an arithmetic number, because the mean of its divisors is an integer number (538979779).

Almost surely, 2^2238839073 is an apocalyptic number.

It is an amenable number.

2238839073 is a deficient number, since it is larger than the sum of its proper divisors (995039601).

2238839073 is a wasteful number, since it uses less digits than its factorization.

2238839073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248759903 (or 248759900 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The square root of 2238839073 is about 47316.3721453790. The cubic root of 2238839073 is about 1308.2004451810.

The spelling of 2238839073 in words is "two billion, two hundred thirty-eight million, eight hundred thirty-nine thousand, seventy-three".