3516545 has 4 divisors (see below), whose sum is σ = 4219860. Its totient is φ = 2813232.

The previous prime is 3516533. The next prime is 3516551. The reversal of 3516545 is 5456153.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5456153 = 97 ⋅56249.

It can be written as a sum of positive squares in 2 ways, for example, as 2534464 + 982081 = 1592^2 + 991^2 .

It is a cyclic number.

It is not a de Polignac number, because 3516545 - 2¹⁶ = 3451009 is a prime.

It is a plaindrome in base 14.

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, 351650 + ... + 351659.

It is an arithmetic number, because the mean of its divisors is an integer number (1054965).

Almost surely, 2^3516545 is an apocalyptic number.

It is an amenable number.

3516545 is a deficient number, since it is larger than the sum of its proper divisors (703315).

3516545 is an equidigital number, since it uses as much as digits as its factorization.

3516545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703314.

The product of its digits is 9000, while the sum is 29.

The square root of 3516545 is about 1875.2453172852. The cubic root of 3516545 is about 152.0683124382.

The spelling of 3516545 in words is "three million, five hundred sixteen thousand, five hundred forty-five".