3644076368 has 10 divisors (see below), whose sum is σ = 7060397994. Its totient is φ = 1822038176.

The previous prime is 3644076347. The next prime is 3644076383. The reversal of 3644076368 is 8636704463.

It can be written as a sum of positive squares in only one way, i.e., 3291087424 + 352988944 = 57368^2 + 18788^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113877371 + ... + 113877402.

Almost surely, 2^3644076368 is an apocalyptic number.

It is an amenable number.

3644076368 is a deficient number, since it is larger than the sum of its proper divisors (3416321626).

3644076368 is a wasteful number, since it uses less digits than its factorization.

3644076368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227754781 (or 227754775 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 47.

The square root of 3644076368 is about 60366.1856340120. The cubic root of 3644076368 is about 1538.8483502044.

The spelling of 3644076368 in words is "three billion, six hundred forty-four million, seventy-six thousand, three hundred sixty-eight".