2238237420 has 48 divisors (see below), whose sum is σ = 6269303040. Its totient is φ = 596650176.

The previous prime is 2238237413. The next prime is 2238237439. The reversal of 2238237420 is 247328322.

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, 235521 + ... + 244839.

It is an arithmetic number, because the mean of its divisors is an integer number (130610480).

Almost surely, 2^2238237420 is an apocalyptic number.

2238237420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2238237420 is an abundant number, since it is smaller than the sum of its proper divisors (4031065620).

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

2238237420 is a wasteful number, since it uses less digits than its factorization.

2238237420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334 (or 13332 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 2238237420 is about 47310.0139505369. The cubic root of 2238237420 is about 1308.0832485428.

The spelling of 2238237420 in words is "two billion, two hundred thirty-eight million, two hundred thirty-seven thousand, four hundred twenty".