3540208 has 40 divisors (see below), whose sum is σ = 7964768. Its totient is φ = 1492992.

The previous prime is 3540203. The next prime is 3540223. The reversal of 3540208 is 8020453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540203) 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, 7960 + ... + 8392.

Almost surely, 2^3540208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3540208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3982384).

3540208 is an abundant number, since it is smaller than the sum of its proper divisors (4424560).

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

3540208 is a wasteful number, since it uses less digits than its factorization.

3540208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 3540208 is about 1881.5440467871. The cubic root of 3540208 is about 152.4086418680.

The spelling of 3540208 in words is "three million, five hundred forty thousand, two hundred eight".