3648662028 has 72 divisors (see below), whose sum is σ = 10408441680. Its totient is φ = 1067525760.

The previous prime is 3648661981. The next prime is 3648662033. The reversal of 3648662028 is 8202668463.

3648662028 is a `hidden beast` number, since 364 + 86 + 6 + 202 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147375 + ... + 170342.

It is an arithmetic number, because the mean of its divisors is an integer number (144561690).

Almost surely, 2^3648662028 is an apocalyptic number.

It is an amenable number.

3648662028 is an abundant number, since it is smaller than the sum of its proper divisors (6759779652).

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

3648662028 is a wasteful number, since it uses less digits than its factorization.

3648662028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317767 (or 317762 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The square root of 3648662028 is about 60404.1557179636. The cubic root of 3648662028 is about 1539.4935687899.

The spelling of 3648662028 in words is "three billion, six hundred forty-eight million, six hundred sixty-two thousand, twenty-eight".