3530043 has 24 divisors (see below), whose sum is σ = 5621616. Its totient is φ = 2116800.

The previous prime is 3530041. The next prime is 3530069. The reversal of 3530043 is 3400353.

It is a happy number.

It is not a de Polignac number, because 3530043 - 2¹ = 3530041 is a prime.

It is a super-2 number, since 2×3530043² = 24922407163698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3529998 and 3530025.

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 23 ways as a sum of consecutive naturals, for example, 17821 + ... + 18017.

It is an arithmetic number, because the mean of its divisors is an integer number (234234).

Almost surely, 2^3530043 is an apocalyptic number.

3530043 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3530043 is a deficient number, since it is larger than the sum of its proper divisors (2091573).

3530043 is a wasteful number, since it uses less digits than its factorization.

3530043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 18.

The square root of 3530043 is about 1878.8408660661. The cubic root of 3530043 is about 152.2626317102.

Adding to 3530043 its reverse (3400353), we get a palindrome (6930396).

The spelling of 3530043 in words is "three million, five hundred thirty thousand, forty-three".