3539720 has 16 divisors (see below), whose sum is σ = 7964460. Its totient is φ = 1415872.

The previous prime is 3539713. The next prime is 3539743. The reversal of 3539720 is 279353.

3539720 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3232804 + 306916 = 1798^2 + 554^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44207 + ... + 44286.

Almost surely, 2^3539720 is an apocalyptic number.

It is an amenable number.

3539720 is an abundant number, since it is smaller than the sum of its proper divisors (4424740).

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

3539720 is a wasteful number, since it uses less digits than its factorization.

3539720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88504 (or 88500 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 29.

The square root of 3539720 is about 1881.4143615908. The cubic root of 3539720 is about 152.4016386227.

The spelling of 3539720 in words is "three million, five hundred thirty-nine thousand, seven hundred twenty".