3040538 has 8 divisors (see below), whose sum is σ = 4568340. Its totient is φ = 1517760.

The previous prime is 3040517. The next prime is 3040547. The reversal of 3040538 is 8350403.

3040538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3003289 + 37249 = 1733^2 + 193^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298 + ... + 2786.

Almost surely, 2^3040538 is an apocalyptic number.

3040538 is a deficient number, since it is larger than the sum of its proper divisors (1527802).

3040538 is a wasteful number, since it uses less digits than its factorization.

3040538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 3040538 is about 1743.7138526719. The cubic root of 3040538 is about 144.8716740186.

The spelling of 3040538 in words is "three million, forty thousand, five hundred thirty-eight".