3520030 has 16 divisors (see below), whose sum is σ = 6413904. Its totient is φ = 1390720.

The previous prime is 3520021. The next prime is 3520043. The reversal of 3520030 is 300253.

It is a super-2 number, since 2×3520030² = 24781222401800, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1291 + ... + 2950.

It is an arithmetic number, because the mean of its divisors is an integer number (400869).

Almost surely, 2^3520030 is an apocalyptic number.

3520030 is a deficient number, since it is larger than the sum of its proper divisors (2893874).

3520030 is a wasteful number, since it uses less digits than its factorization.

3520030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4331.

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 3520030 is about 1876.1742989392. The cubic root of 3520030 is about 152.1185305829.

Adding to 3520030 its reverse (300253), we get a palindrome (3820283).

The spelling of 3520030 in words is "three million, five hundred twenty thousand, thirty".