3539388438 has 36 divisors (see below), whose sum is σ = 8074799460. Its totient is φ = 1117354176.

The previous prime is 3539388407. The next prime is 3539388449. The reversal of 3539388438 is 8348839353.

3539388438 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3539388438³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1098606 + ... + 1101822.

It is an arithmetic number, because the mean of its divisors is an integer number (224299985).

Almost surely, 2^3539388438 is an apocalyptic number.

3539388438 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3539388438 is an abundant number, since it is smaller than the sum of its proper divisors (4535411022).

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

3539388438 is an equidigital number, since it uses as much as digits as its factorization.

3539388438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6461 (or 3241 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The square root of 3539388438 is about 59492.7595426536. The cubic root of 3539388438 is about 1523.9688003822.

The spelling of 3539388438 in words is "three billion, five hundred thirty-nine million, three hundred eighty-eight thousand, four hundred thirty-eight".