3042545 has 24 divisors (see below), whose sum is σ = 4136832. Its totient is φ = 2145440.

The previous prime is 3042493. The next prime is 3042553. The reversal of 3042545 is 5452403.

It is not a de Polignac number, because 3042545 - 2²⁰ = 1993969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3042545.

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 23 ways as a sum of consecutive naturals, for example, 28382 + ... + 28488.

It is an arithmetic number, because the mean of its divisors is an integer number (172368).

Almost surely, 2^3042545 is an apocalyptic number.

It is an amenable number.

3042545 is a deficient number, since it is larger than the sum of its proper divisors (1094287).

3042545 is a wasteful number, since it uses less digits than its factorization.

3042545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 170 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 3042545 is about 1744.2892535357. The cubic root of 3042545 is about 144.9035426659.

Adding to 3042545 its reverse (5452403), we get a palindrome (8494948).

The spelling of 3042545 in words is "three million, forty-two thousand, five hundred forty-five".