3539818 has 4 divisors (see below), whose sum is σ = 5309730. Its totient is φ = 1769908.

The previous prime is 3539779. The next prime is 3539819. The reversal of 3539818 is 8189353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8189353 = 71 ⋅115343.

It can be written as a sum of positive squares in only one way, i.e., 3108169 + 431649 = 1763^2 + 657^2 .

It is a super-2 number, since 2×3539818² = 25060622946248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3539819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 884953 + ... + 884956.

Almost surely, 2^3539818 is an apocalyptic number.

3539818 is a deficient number, since it is larger than the sum of its proper divisors (1769912).

3539818 is a wasteful number, since it uses less digits than its factorization.

3539818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769911.

The product of its digits is 25920, while the sum is 37.

The square root of 3539818 is about 1881.4404056467. The cubic root of 3539818 is about 152.4030450638.

The spelling of 3539818 in words is "three million, five hundred thirty-nine thousand, eight hundred eighteen".