2227239936 has 88 divisors (see below), whose sum is σ = 6596089040. Its totient is φ = 742404096.

The previous prime is 2227239881. The next prime is 2227239941. The reversal of 2227239936 is 6399327222.

2227239936 is a `hidden beast` number, since 2 + 227 + 2 + 399 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2227239891 and 2227239900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12631 + ... + 67926.

Almost surely, 2^2227239936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2227239936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3298044520).

2227239936 is an abundant number, since it is smaller than the sum of its proper divisors (4368849104).

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

2227239936 is an equidigital number, since it uses as much as digits as its factorization.

2227239936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80586 (or 80562 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 2227239936 is about 47193.6429617380. The cubic root of 2227239936 is about 1305.9373263327.

The spelling of 2227239936 in words is "two billion, two hundred twenty-seven million, two hundred thirty-nine thousand, nine hundred thirty-six".