2243655624 has 64 divisors (see below), whose sum is σ = 6414618240. Its totient is φ = 640627200.

The previous prime is 2243655619. The next prime is 2243655647. The reversal of 2243655624 is 4265563422.

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, 331474 + ... + 338174.

It is an arithmetic number, because the mean of its divisors is an integer number (100228410).

Almost surely, 2^2243655624 is an apocalyptic number.

2243655624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2243655624 is an abundant number, since it is smaller than the sum of its proper divisors (4170962616).

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

2243655624 is a wasteful number, since it uses less digits than its factorization.

2243655624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710 (or 8706 counting only the distinct ones).

The product of its digits is 345600, while the sum is 39.

The square root of 2243655624 is about 47367.2420983109. The cubic root of 2243655624 is about 1309.1379103530.

The spelling of 2243655624 in words is "two billion, two hundred forty-three million, six hundred fifty-five thousand, six hundred twenty-four".