3539888921 has 8 divisors (see below), whose sum is σ = 3660513984. Its totient is φ = 3421257840.

The previous prime is 3539888897. The next prime is 3539888929. The reversal of 3539888921 is 1298889353.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3539888921 - 2¹⁴ = 3539872537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3539888929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494885 + ... + 501986.

It is an arithmetic number, because the mean of its divisors is an integer number (457564248).

Almost surely, 2^3539888921 is an apocalyptic number.

It is an amenable number.

3539888921 is a deficient number, since it is larger than the sum of its proper divisors (120625063).

3539888921 is an equidigital number, since it uses as much as digits as its factorization.

3539888921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 996991.

The product of its digits is 3732480, while the sum is 56.

The square root of 3539888921 is about 59496.9656453167. The cubic root of 3539888921 is about 1524.0406286602.

The spelling of 3539888921 in words is "three billion, five hundred thirty-nine million, eight hundred eighty-eight thousand, nine hundred twenty-one".