2244400236 has 36 divisors (see below), whose sum is σ = 6109757472. Its totient is φ = 690584544.

The previous prime is 2244400201. The next prime is 2244400273. The reversal of 2244400236 is 6320044422.

2244400236 is a `hidden beast` number, since 2 + 24 + 4 + 400 + 236 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2397396 + ... + 2398331.

Almost surely, 2^2244400236 is an apocalyptic number.

2244400236 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2244400236 is an abundant number, since it is smaller than the sum of its proper divisors (3865357236).

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

2244400236 is a wasteful number, since it uses less digits than its factorization.

2244400236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4795750 (or 4795745 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 2244400236 is about 47375.1014352476. The cubic root of 2244400236 is about 1309.2827174809.

Adding to 2244400236 its reverse (6320044422), we get a palindrome (8564444658).

The spelling of 2244400236 in words is "two billion, two hundred forty-four million, four hundred thousand, two hundred thirty-six".