3540105 has 20 divisors (see below), whose sum is σ = 6346692. Its totient is φ = 1887840.

The previous prime is 3540101. The next prime is 3540109. The reversal of 3540105 is 5010453.

It is an interprime number because it is at equal distance from previous prime (3540101) and next prime (3540109).

It can be written as a sum of positive squares in 2 ways, for example, as 944784 + 2595321 = 972^2 + 1611^2 .

It is not a de Polignac number, because 3540105 - 2² = 3540101 is a prime.

It is a super-2 number, since 2×3540105² = 25064686822050, which contains 22 as substring.

3540105 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3540101) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3966 + ... + 4775.

Almost surely, 2^3540105 is an apocalyptic number.

It is an amenable number.

3540105 is a deficient number, since it is larger than the sum of its proper divisors (2806587).

3540105 is an equidigital number, since it uses as much as digits as its factorization.

3540105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8758 (or 8749 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 3540105 is about 1881.5166754510. The cubic root of 3540105 is about 152.4071637776.

Adding to 3540105 its reverse (5010453), we get a palindrome (8550558).

The spelling of 3540105 in words is "three million, five hundred forty thousand, one hundred five".