1343636244 has 36 divisors (see below), whose sum is σ = 3406705120. Its totient is φ = 446521680.

The previous prime is 1343636237. The next prime is 1343636249. The reversal of 1343636244 is 4426363431.

1343636244 is a `hidden beast` number, since 13 + 4 + 3 + 636 + 2 + 4 + 4 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1343636199 and 1343636208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343636249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44464 + ... + 68295.

Almost surely, 2^1343636244 is an apocalyptic number.

It is an amenable number.

1343636244 is an abundant number, since it is smaller than the sum of its proper divisors (2063068876).

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

1343636244 is a wasteful number, since it uses less digits than its factorization.

1343636244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113100 (or 113095 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

The square root of 1343636244 is about 36655.6440947366. The cubic root of 1343636244 is about 1103.4701005350.

Adding to 1343636244 its reverse (4426363431), we get a palindrome (5769999675).

The spelling of 1343636244 in words is "one billion, three hundred forty-three million, six hundred thirty-six thousand, two hundred forty-four".