3539540 has 12 divisors (see below), whose sum is σ = 7433076. Its totient is φ = 1415808.

The previous prime is 3539533. The next prime is 3539561. The reversal of 3539540 is 459353.

It can be written as a sum of positive squares in 2 ways, for example, as 1024144 + 2515396 = 1012^2 + 1586^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88469 + ... + 88508.

It is an arithmetic number, because the mean of its divisors is an integer number (619423).

Almost surely, 2^3539540 is an apocalyptic number.

It is an amenable number.

3539540 is an abundant number, since it is smaller than the sum of its proper divisors (3893536).

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

3539540 is a wasteful number, since it uses less digits than its factorization.

3539540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176986 (or 176984 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 3539540 is about 1881.3665246304. The cubic root of 3539540 is about 152.3990552960.

The spelling of 3539540 in words is "three million, five hundred thirty-nine thousand, five hundred forty".