3246630664 has 8 divisors (see below), whose sum is σ = 6087432510. Its totient is φ = 1623315328.

The previous prime is 3246630659. The next prime is 3246630679. The reversal of 3246630664 is 4660366423.

It can be written as a sum of positive squares in only one way, i.e., 1858472100 + 1388158564 = 43110^2 + 37258^2 .

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

It is a super-4 number, since 4×3246630664⁴ (a number of 39 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202914409 + ... + 202914424.

Almost surely, 2^3246630664 is an apocalyptic number.

It is an amenable number.

3246630664 is a deficient number, since it is larger than the sum of its proper divisors (2840801846).

3246630664 is a wasteful number, since it uses less digits than its factorization.

3246630664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405828839 (or 405828835 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 40.

The square root of 3246630664 is about 56979.2125603715. The cubic root of 3246630664 is about 1480.7359779972.

The spelling of 3246630664 in words is "three billion, two hundred forty-six million, six hundred thirty thousand, six hundred sixty-four".