2273213648 has 40 divisors (see below), whose sum is σ = 4624162368. Its totient is φ = 1080490752.

The previous prime is 2273213647. The next prime is 2273213651. The reversal of 2273213648 is 8463123722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273213647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41036 + ... + 78932.

Almost surely, 2^2273213648 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 2273213648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2312081184).

2273213648 is an abundant number, since it is smaller than the sum of its proper divisors (2350948720).

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

2273213648 is a wasteful number, since it uses less digits than its factorization.

2273213648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38091 (or 38085 counting only the distinct ones).

The product of its digits is 96768, while the sum is 38.

The square root of 2273213648 is about 47678.2303362866. The cubic root of 2273213648 is about 1314.8617294991.

The spelling of 2273213648 in words is "two billion, two hundred seventy-three million, two hundred thirteen thousand, six hundred forty-eight".