3662820128 has 48 divisors (see below), whose sum is σ = 8120528640. Its totient is φ = 1611206400.

The previous prime is 3662820113. The next prime is 3662820151. The reversal of 3662820128 is 8210282663.

It is a junction number, because it is equal to n+sod(n) for n = 3662820091 and 3662820100.

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 in 7 ways as a sum of consecutive naturals, for example, 156923 + ... + 178746.

It is an arithmetic number, because the mean of its divisors is an integer number (169177680).

Almost surely, 2^3662820128 is an apocalyptic number.

It is an amenable number.

3662820128 is an abundant number, since it is smaller than the sum of its proper divisors (4457708512).

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

3662820128 is a wasteful number, since it uses less digits than its factorization.

3662820128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335721 (or 335713 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 3662820128 is about 60521.2369999160. The cubic root of 3662820128 is about 1541.4822586979.

The spelling of 3662820128 in words is "three billion, six hundred sixty-two million, eight hundred twenty thousand, one hundred twenty-eight".