3530045 has 4 divisors (see below), whose sum is σ = 4236060. Its totient is φ = 2824032.

The previous prime is 3530041. The next prime is 3530069. The reversal of 3530045 is 5400353.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1737124 + 1792921 = 1318^2 + 1339^2 .

It is a cyclic number.

It is not a de Polignac number, because 3530045 - 2² = 3530041 is a prime.

It is a super-2 number, since 2×3530045² = 24922435404050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3529999 and 3530026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3530041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353000 + ... + 353009.

It is an arithmetic number, because the mean of its divisors is an integer number (1059015).

Almost surely, 2^3530045 is an apocalyptic number.

It is an amenable number.

3530045 is a deficient number, since it is larger than the sum of its proper divisors (706015).

3530045 is an equidigital number, since it uses as much as digits as its factorization.

3530045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706014.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 3530045 is about 1878.8413983091. The cubic root of 3530045 is about 152.2626604657.

Adding to 3530045 its reverse (5400353), we get a palindrome (8930398).

The spelling of 3530045 in words is "three million, five hundred thirty thousand, forty-five".