3639354828 has 24 divisors (see below), whose sum is σ = 8545920432. Its totient is φ = 1205390784.

The previous prime is 3639354821. The next prime is 3639354839. The reversal of 3639354828 is 8284539363.

3639354828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3639354821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963975 + ... + 967742.

It is an arithmetic number, because the mean of its divisors is an integer number (356080018).

Almost surely, 2^3639354828 is an apocalyptic number.

It is an amenable number.

3639354828 is an abundant number, since it is smaller than the sum of its proper divisors (4906565604).

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

3639354828 is a wasteful number, since it uses less digits than its factorization.

3639354828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931881 (or 1931879 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 51.

The square root of 3639354828 is about 60327.0654681628. The cubic root of 3639354828 is about 1538.1834469864.

The spelling of 3639354828 in words is "three billion, six hundred thirty-nine million, three hundred fifty-four thousand, eight hundred twenty-eight".