2281847436 has 60 divisors (see below), whose sum is σ = 6507501000. Its totient is φ = 691467840.

The previous prime is 2281847413. The next prime is 2281847437. The reversal of 2281847436 is 6347481822.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2281847391 and 2281847400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2281847437) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 316561 + ... + 323688.

It is an arithmetic number, because the mean of its divisors is an integer number (108458350).

Almost surely, 2^2281847436 is an apocalyptic number.

It is an amenable number.

2281847436 is an abundant number, since it is smaller than the sum of its proper divisors (4225653564).

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

2281847436 is a wasteful number, since it uses less digits than its factorization.

2281847436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640276 (or 640265 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 2281847436 is about 47768.6867728222. The cubic root of 2281847436 is about 1316.5242650530.

The spelling of 2281847436 in words is "two billion, two hundred eighty-one million, eight hundred forty-seven thousand, four hundred thirty-six".