3244633864 has 8 divisors (see below), whose sum is σ = 6083688510. Its totient is φ = 1622316928.

The previous prime is 3244633853. The next prime is 3244633891. The reversal of 3244633864 is 4683364423.

It can be written as a sum of positive squares in only one way, i.e., 2178088900 + 1066544964 = 46670^2 + 32658^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×3244633864² = 21055297822831140992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3244633864.

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, 202789609 + ... + 202789624.

Almost surely, 2^3244633864 is an apocalyptic number.

It is an amenable number.

3244633864 is a deficient number, since it is larger than the sum of its proper divisors (2839054646).

3244633864 is a wasteful number, since it uses less digits than its factorization.

3244633864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405579239 (or 405579235 counting only the distinct ones).

The product of its digits is 995328, while the sum is 43.

The square root of 3244633864 is about 56961.6876856717. The cubic root of 3244633864 is about 1480.4323462959.

The spelling of 3244633864 in words is "three billion, two hundred forty-four million, six hundred thirty-three thousand, eight hundred sixty-four".